diff --git a/src/compiler/glsl/lower_instructions.cpp b/src/compiler/glsl/lower_instructions.cpp
index c549d16d2ac..e69a6fc942f 100644
--- a/src/compiler/glsl/lower_instructions.cpp
+++ b/src/compiler/glsl/lower_instructions.cpp
@@ -38,7 +38,6 @@
  * - LOG_TO_LOG2
  * - MOD_TO_FLOOR
  * - LDEXP_TO_ARITH
- * - DFREXP_TO_ARITH
  * - CARRY_TO_ARITH
  * - BORROW_TO_ARITH
  * - SAT_TO_CLAMP