diff --git a/Libraries/LibWeb/WebGL/WebGLRenderingContextBase.idl b/Libraries/LibWeb/WebGL/WebGLRenderingContextBase.idl
index 09ce7f7af1c..c8c55cbb80c 100644
--- a/Libraries/LibWeb/WebGL/WebGLRenderingContextBase.idl
+++ b/Libraries/LibWeb/WebGL/WebGLRenderingContextBase.idl
@@ -120,7 +120,7 @@ interface mixin WebGLRenderingContextBase {
     [FIXME] any getRenderbufferParameter(GLenum target, GLenum pname);
     any getShaderParameter(WebGLShader shader, GLenum pname);
     [FIXME] WebGLShaderPrecisionFormat? getShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype);
-    [FIXME] DOMString? getShaderInfoLog(WebGLShader shader);
+    DOMString? getShaderInfoLog(WebGLShader shader);
 
     [FIXME] DOMString? getShaderSource(WebGLShader shader);
 
diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp
index a6efeeca1ec..8004fe7ed00 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp
@@ -37,6 +37,11 @@ static ByteString to_cpp_type(const IDL::Type& type, const IDL::Interface& inter
             return "JS::Object*"sv;
         return "JS::Object&"sv;
     }
+    if (type.name() == "DOMString"sv) {
+        if (type.is_nullable())
+            return "Optional<String>"sv;
+        return "String"sv;
+    }
     auto cpp_type = idl_type_name_to_cpp_type(type, interface);
     return cpp_type.name;
 }
@@ -563,6 +568,20 @@ public:
             continue;
         }
 
+        if (function.name == "getShaderInfoLog"sv) {
+            function_impl_generator.append(R"~~~(
+    GLint info_log_length = 0;
+    glGetShaderiv(shader->handle(), GL_INFO_LOG_LENGTH, &info_log_length);
+    Vector<GLchar> info_log;
+    info_log.resize(info_log_length);
+    if (!info_log_length)
+        return String {};
+    glGetShaderInfoLog(shader->handle(), info_log_length, nullptr, info_log.data());
+    return String::from_utf8_without_validation(ReadonlyBytes { info_log.data(), static_cast<size_t>(info_log_length - 1) });
+)~~~");
+            continue;
+        }
+
         Vector<ByteString> gl_call_arguments;
         for (size_t i = 0; i < function.parameters.size(); ++i) {
             auto const& parameter = function.parameters[i];