diff --git a/external/irpf90 b/external/irpf90
index 76946321..451c93a5 160000
--- a/external/irpf90
+++ b/external/irpf90
@@ -1 +1 @@
-Subproject commit 76946321d64b0be58933a6f37d6a0781b96dff86
+Subproject commit 451c93a52c1ca3f78ce2f0e4add773d6e44e561a