diff --git a/dist-build/msys2-win32.sh b/dist-build/msys2-win32.sh
index 5809d45c..65f0c2a8 100755
--- a/dist-build/msys2-win32.sh
+++ b/dist-build/msys2-win32.sh
@@ -5,6 +5,7 @@ export PREFIX="$(pwd)/libsodium-win32"
 
 ./configure --prefix="$PREFIX" --exec-prefix="$PREFIX" \
             --host=i686-w64-mingw32 && \
+make clean && \
 make && \
 make check && \
 make install
diff --git a/dist-build/msys2-win64.sh b/dist-build/msys2-win64.sh
index b7b75d10..35910ba5 100755
--- a/dist-build/msys2-win64.sh
+++ b/dist-build/msys2-win64.sh
@@ -5,6 +5,7 @@ export PREFIX="$(pwd)/libsodium-win64"
 
 ./configure --prefix="$PREFIX" --exec-prefix="$PREFIX" \
             --host=x86_64-w64-mingw32 && \
+make clean && \
 make && \
 make check && \
 make install