diff --git a/docker/Dockerfile_back b/docker/Dockerfile_back
index 3e891b3..6c3a1a1 100644
--- a/docker/Dockerfile_back
+++ b/docker/Dockerfile_back
@@ -14,7 +14,7 @@ COPY requirements.txt .
 
 RUN pip config set global.trusted-host "pypi.python.org pypi.org files.pythonhosted.org" && \
     pip install --upgrade pip setuptools \
-    pip install -r  requirements.txt
+    pip install -r requirements.txt
 
 COPY . .
 
diff --git a/docker/Dockerfile_celery b/docker/Dockerfile_celery
index c6dfec4..c77a1dc 100644
--- a/docker/Dockerfile_celery
+++ b/docker/Dockerfile_celery
@@ -14,7 +14,7 @@ COPY requirements.txt .
 
 RUN pip config set global.trusted-host "pypi.python.org pypi.org files.pythonhosted.org" && \
     pip install --upgrade pip setuptools \
-    pip install -r  requirements.txt
+    pip install -r requirements.txt
 
 COPY . .