diff --git a/src/video_core/renderer_opengl/gl_shader_manager.cpp b/src/video_core/renderer_opengl/gl_shader_manager.cpp
index e81fcbbc49..1d88f8cece 100644
--- a/src/video_core/renderer_opengl/gl_shader_manager.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_manager.cpp
@@ -17,9 +17,8 @@ static void SetShaderUniformBlockBinding(GLuint shader, const char* name,
     if (ub_index != GL_INVALID_INDEX) {
         GLint ub_size = 0;
         glGetActiveUniformBlockiv(shader, ub_index, GL_UNIFORM_BLOCK_DATA_SIZE, &ub_size);
-        ASSERT_MSG(ub_size == expected_size,
-                   "Uniform block size did not match! Got {}, expected {}",
-                   static_cast<int>(ub_size), expected_size);
+        ASSERT_MSG(static_cast<size_t>(ub_size) == expected_size,
+                   "Uniform block size did not match! Got {}, expected {}", ub_size, expected_size);
         glUniformBlockBinding(shader, ub_index, static_cast<GLuint>(binding));
     }
 }