diff --git a/build.zig b/build.zig
index 409c57ab5..1546e41fb 100644
--- a/build.zig
+++ b/build.zig
@@ -2,7 +2,7 @@ const std = @import("std");
 const builtin = @import("builtin");
 
 /// Minimum supported version of Zig
-const min_ver = "0.13.0";
+const min_ver = "0.15.1";
 
 const emccOutputDir = "zig-out" ++ std.fs.path.sep_str ++ "htmlout" ++ std.fs.path.sep_str;
 const emccOutputFile = "index.html";
@@ -100,25 +100,31 @@ const config_h_flags = outer: {
 };
 
 fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.builtin.OptimizeMode, options: Options) !*std.Build.Step.Compile {
-    var raylib_flags_arr = std.ArrayList([]const u8).init(b.allocator);
-    defer raylib_flags_arr.deinit();
-
-    try raylib_flags_arr.appendSlice(&[_][]const u8{
-        "-std=gnu99",
-        "-D_GNU_SOURCE",
-        "-DGL_SILENCE_DEPRECATION=199309L",
-        "-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/3674
-    });
+    var raylib_flags_arr: std.ArrayList([]const u8) = .empty;
+    defer raylib_flags_arr.deinit(b.allocator);
+
+    try raylib_flags_arr.appendSlice(
+        b.allocator,
+        &[_][]const u8{
+            "-std=gnu99",
+            "-D_GNU_SOURCE",
+            "-DGL_SILENCE_DEPRECATION=199309L",
+            "-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/3674
+        },
+    );
 
     if (options.shared) {
-        try raylib_flags_arr.appendSlice(&[_][]const u8{
-            "-fPIC",
-            "-DBUILD_LIBTYPE_SHARED",
-        });
+        try raylib_flags_arr.appendSlice(
+            b.allocator,
+            &[_][]const u8{
+                "-fPIC",
+                "-DBUILD_LIBTYPE_SHARED",
+            },
+        );
     }
 
     // Sets a flag indiciating the use of a custom `config.h`
-    try raylib_flags_arr.append("-DEXTERNAL_CONFIG_FLAGS");
+    try raylib_flags_arr.append(b.allocator, "-DEXTERNAL_CONFIG_FLAGS");
     if (options.config.len > 0) {
         // Splits a space-separated list of config flags into multiple flags
         //
@@ -128,7 +134,7 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
 
         // Apply config flags supplied by the user
         while (config_iter.next()) |config_flag|
-            try raylib_flags_arr.append(config_flag);
+            try raylib_flags_arr.append(b.allocator, config_flag);
 
         // Apply all relevant configs from `src/config.h` *except* the user-specified ones
         //
@@ -146,11 +152,11 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
             }
 
             // Otherwise, append default value from config.h to compile flags
-            try raylib_flags_arr.append(flag);
+            try raylib_flags_arr.append(b.allocator, flag);
         }
     } else {
         // Set default config if no custome config got set
-        try raylib_flags_arr.appendSlice(&config_h_flags);
+        try raylib_flags_arr.appendSlice(b.allocator, &config_h_flags);
     }
 
     const raylib = b.addLibrary(.{
@@ -168,28 +174,28 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
         raylib.addIncludePath(b.path("src/external/glfw/include"));
     }
 
-    var c_source_files = try std.ArrayList([]const u8).initCapacity(b.allocator, 2);
+    var c_source_files: std.ArrayList([]const u8) = try .initCapacity(b.allocator, 2);
     c_source_files.appendSliceAssumeCapacity(&.{ "src/rcore.c", "src/utils.c" });
 
     if (options.rshapes) {
-        try c_source_files.append("src/rshapes.c");
-        try raylib_flags_arr.append("-DSUPPORT_MODULE_RSHAPES");
+        try c_source_files.append(b.allocator, "src/rshapes.c");
+        try raylib_flags_arr.append(b.allocator, "-DSUPPORT_MODULE_RSHAPES");
     }
     if (options.rtextures) {
-        try c_source_files.append("src/rtextures.c");
-        try raylib_flags_arr.append("-DSUPPORT_MODULE_RTEXTURES");
+        try c_source_files.append(b.allocator, "src/rtextures.c");
+        try raylib_flags_arr.append(b.allocator, "-DSUPPORT_MODULE_RTEXTURES");
     }
     if (options.rtext) {
-        try c_source_files.append("src/rtext.c");
-        try raylib_flags_arr.append("-DSUPPORT_MODULE_RTEXT");
+        try c_source_files.append(b.allocator, "src/rtext.c");
+        try raylib_flags_arr.append(b.allocator, "-DSUPPORT_MODULE_RTEXT");
     }
     if (options.rmodels) {
-        try c_source_files.append("src/rmodels.c");
-        try raylib_flags_arr.append("-DSUPPORT_MODULE_RMODELS");
+        try c_source_files.append(b.allocator, "src/rmodels.c");
+        try raylib_flags_arr.append(b.allocator, "-DSUPPORT_MODULE_RMODELS");
     }
     if (options.raudio) {
-        try c_source_files.append("src/raudio.c");
-        try raylib_flags_arr.append("-DSUPPORT_MODULE_RAUDIO");
+        try c_source_files.append(b.allocator, "src/raudio.c");
+        try raylib_flags_arr.append(b.allocator, "-DSUPPORT_MODULE_RAUDIO");
     }
 
     if (options.opengl_version != .auto) {
@@ -200,7 +206,7 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
     switch (target.result.os.tag) {
         .windows => {
             switch (options.platform) {
-                .glfw => try c_source_files.append("src/rglfw.c"),
+                .glfw => try c_source_files.append(b.allocator, "src/rglfw.c"),
                 .rgfw, .sdl, .drm, .android => {},
             }
 
@@ -261,14 +267,14 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
                 raylib.addSystemIncludePath(.{ .cwd_relative = androidAsmPath });
                 raylib.addSystemIncludePath(.{ .cwd_relative = androidGluePath });
 
-                var libcData = std.ArrayList(u8).init(b.allocator);
-                const writer = libcData.writer();
+                var libcData: std.ArrayList(u8) = .empty;
+                var aw: std.Io.Writer.Allocating = .fromArrayList(b.allocator, &libcData);
                 try (std.zig.LibCInstallation{
                     .include_dir = androidIncludePath,
                     .sys_include_dir = androidIncludePath,
                     .crt_dir = androidApiSpecificPath,
-                }).render(writer);
-                const libcFile = b.addWriteFiles().add("android-libc.txt", try libcData.toOwnedSlice());
+                }).render(&aw.writer);
+                const libcFile = b.addWriteFiles().add("android-libc.txt", try libcData.toOwnedSlice(b.allocator));
                 raylib.setLibCFile(libcFile);
 
                 if (options.opengl_version == .auto) {
@@ -279,7 +285,7 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
 
                 setDesktopPlatform(raylib, .android);
             } else {
-                try c_source_files.append("src/rglfw.c");
+                try c_source_files.append(b.allocator, "src/rglfw.c");
 
                 if (options.linux_display_backend == .X11 or options.linux_display_backend == .Both) {
                     raylib.root_module.addCMacro("_GLFW_X11", "");
@@ -320,7 +326,7 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
             }
         },
         .freebsd, .openbsd, .netbsd, .dragonfly => {
-            try c_source_files.append("rglfw.c");
+            try c_source_files.append(b.allocator, "rglfw.c");
             raylib.linkSystemLibrary("GL");
             raylib.linkSystemLibrary("rt");
             raylib.linkSystemLibrary("dl");
@@ -343,7 +349,7 @@ fn compileRaylib(b: *std.Build, target: std.Build.ResolvedTarget, optimize: std.
             }
 
             // On macos rglfw.c include Objective-C files.
-            try raylib_flags_arr.append("-ObjC");
+            try raylib_flags_arr.append(b.allocator, "-ObjC");
             raylib.root_module.addCSourceFile(.{
                 .file = b.path("src/rglfw.c"),
                 .flags = raylib_flags_arr.items,
diff --git a/build.zig.zon b/build.zig.zon
index 571550860..7037008ed 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -1,7 +1,7 @@
 .{
     .name = .raylib,
     .version = "5.5.0",
-    .minimum_zig_version = "0.14.0",
+    .minimum_zig_version = "0.15.1",
 
     .fingerprint = 0x13035e5cb8bc1ac2, // Changing this has security and trust implications.