diff --git a/src/strategies/k90r.f b/src/strategies/k90r.f
index 733ff02..c6aa9ce 100644
--- a/src/strategies/k90r.f
+++ b/src/strategies/k90r.f
@@ -7,5 +7,5 @@ FUNCTION K90R(J,M,K,L,R, JA)
       k90r=0
       if((jold.eq.1).and.(j.eq.1)) k90r=1
       jold=j
-       RETURN
+      RETURN
       END