diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 88b4e4324..1d1ddb39b 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1438,8 +1438,8 @@ private:
 
             ASSERT_MSG(instr.ffma.saturate == 0, "FFMA Saturate not implemented");
             ASSERT_MSG(instr.ffma.cc == 0, "FFMA cc not implemented");
-            ASSERT_MSG(instr.ffma.tab5980_0 == 0, "FFMA tab5980_0({}) not implemented",
-                       instr.ffma.tab5980_0.Value());
+            ASSERT_MSG(instr.ffma.tab5980_0 == 1, "FFMA tab5980_0({}) not implemented",
+                       instr.ffma.tab5980_0.Value()); // Seems to be 1 by default based on SMO
             ASSERT_MSG(instr.ffma.tab5980_1 == 0, "FFMA tab5980_1({}) not implemented",
                        instr.ffma.tab5980_1.Value());