diff --git a/Dockerfile.windows b/Dockerfile.windows
index 17be1ff..7159da3 100644
--- a/Dockerfile.windows
+++ b/Dockerfile.windows
@@ -171,7 +171,9 @@ RUN git clone -b tor-0.4.4.6 --depth 1 https://git.torproject.org/tor.git && \
 RUN git clone https://git.wownero.com/feather/monero-seed.git && \
     cd monero-seed && \
     git reset --hard 4674ef09b6faa6fe602ab5ae0b9ca8e1fd7d5e1b && \
-    cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE=/depends/x86_64-w64-mingw32/share/toolchain.cmake -Bbuild && \
+    cmake -DCMAKE_INSTALL_PREFIX=/depends/x86_64-w64-mingw32 \
+          -DCMAKE_BUILD_TYPE=Release \
+          -DCMAKE_TOOLCHAIN_FILE=/depends/x86_64-w64-mingw32/share/toolchain.cmake -Bbuild && \
     make -Cbuild -j$THREADS && \
     make -Cbuild install && \
     rm -rf $(pwd)
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