diff --git a/Userland/Libraries/LibGL/GLContext.h b/Userland/Libraries/LibGL/GLContext.h
index c9999a98e5a..7fadc630467 100644
--- a/Userland/Libraries/LibGL/GLContext.h
+++ b/Userland/Libraries/LibGL/GLContext.h
@@ -119,7 +119,7 @@ public:
     virtual void gl_copy_tex_image_2d(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border) = 0;
     virtual void gl_get_tex_parameter_integerv(GLenum target, GLint level, GLenum pname, GLint* params) = 0;
     virtual void gl_rect(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2) = 0;
-    virtual void gl_tex_gen(GLenum coord, GLenum pname, GLdouble param) = 0;
+    virtual void gl_tex_gen(GLenum coord, GLenum pname, GLint param) = 0;
     virtual void gl_tex_gen_floatv(GLenum coord, GLenum pname, GLfloat const* params) = 0;
 
     virtual void present() = 0;
diff --git a/Userland/Libraries/LibGL/SoftwareGLContext.cpp b/Userland/Libraries/LibGL/SoftwareGLContext.cpp
index bff6046ea49..307444380ba 100644
--- a/Userland/Libraries/LibGL/SoftwareGLContext.cpp
+++ b/Userland/Libraries/LibGL/SoftwareGLContext.cpp
@@ -2733,7 +2733,7 @@ void SoftwareGLContext::gl_rect(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble
     gl_end();
 }
 
-void SoftwareGLContext::gl_tex_gen(GLenum coord, GLenum pname, GLdouble param)
+void SoftwareGLContext::gl_tex_gen(GLenum coord, GLenum pname, GLint param)
 {
     APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_tex_gen, coord, pname, param);
     RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
diff --git a/Userland/Libraries/LibGL/SoftwareGLContext.h b/Userland/Libraries/LibGL/SoftwareGLContext.h
index 0b893c3a925..1099525e50a 100644
--- a/Userland/Libraries/LibGL/SoftwareGLContext.h
+++ b/Userland/Libraries/LibGL/SoftwareGLContext.h
@@ -132,7 +132,7 @@ public:
     virtual void gl_copy_tex_image_2d(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border) override;
     virtual void gl_get_tex_parameter_integerv(GLenum target, GLint level, GLenum pname, GLint* params) override;
     virtual void gl_rect(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2) override;
-    virtual void gl_tex_gen(GLenum coord, GLenum pname, GLdouble param) override;
+    virtual void gl_tex_gen(GLenum coord, GLenum pname, GLint param) override;
     virtual void gl_tex_gen_floatv(GLenum coord, GLenum pname, GLfloat const* params) override;
 
     virtual void present() override;