diff --git a/deob-ast/src/main/java/dev/openrs2/deob/ast/transform/GlConstantTransformer.kt b/deob-ast/src/main/java/dev/openrs2/deob/ast/transform/GlConstantTransformer.kt
index ead84d9a2f..0dac12379e 100644
--- a/deob-ast/src/main/java/dev/openrs2/deob/ast/transform/GlConstantTransformer.kt
+++ b/deob-ast/src/main/java/dev/openrs2/deob/ast/transform/GlConstantTransformer.kt
@@ -196,7 +196,7 @@ class GlConstantTransformer : Transformer() {
     }
 
     private fun Int.toHexLiteralExpr(): IntegerLiteralExpr {
-        return IntegerLiteralExpr("0x${Integer.toUnsignedString(this, 16)}")
+        return IntegerLiteralExpr("0x${Integer.toUnsignedString(this, 16).toUpperCase()}")
     }
 
     private fun transformExpr(