diff --git a/Dockerfile b/Dockerfile
index 5c49dbb..9ebe453 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ WORKDIR /CCash/third_party/base64/
 RUN AVX2_CFLAGS=-mavx2 SSSE3_CFLAGS=-mssse3 SSE41_CFLAGS=-msse4.1 SSE42_CFLAGS=-msse4.2 AVX_CFLAGS=-mavx make lib/libbase64.o
 RUN mkdir /CCash/build
 WORKDIR /CCash/build
-RUN cmake -DDROGON_CONFIG_LOC=\"\/CCash\/config\/config.json\" -DUSER_SAVE_LOC=\"\/CCash\/config\/users.json\" ..
+RUN cmake -DDROGON_CONFIG_LOC=\"\/CCash\/config\/config.json\" -DUSER_SAVE_LOC=\"\/CCash\/config\/users.dat\" ..
 RUN make -j$(nproc)
 
 ARG ADMIN_A=admin