diff --git a/windows/deps/versions.mk b/windows/deps/versions.mk
index 49f578346de7ddd6cb1ad4523ca11bd866d28f43..7ce15025df94158b38d6681b733af20804ebfa40 100644
--- a/windows/deps/versions.mk
+++ b/windows/deps/versions.mk
@@ -2,8 +2,8 @@ SLICOT_VERSION = 5.0+20101122
 X13AS_VERSION = 1.1_B39
 
 OCTAVE_VERSION = 5.2.0
-OCTAVE_W32_BUILD =
-OCTAVE_W64_BUILD =
+OCTAVE_W32_BUILD = _1
+OCTAVE_W64_BUILD = _1
 
 MATLAB32_VERSION = 20181204
 MATLAB64_VERSION = 20181204