diff --git a/Dockerfile.debian b/Dockerfile.debian
index 501a0348..3746c76b 100644
--- a/Dockerfile.debian
+++ b/Dockerfile.debian
@@ -25,7 +25,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   libxss-dev \
   make \
   pkg-config \
-  python-dev \
+  python3-dev \
   libsqlite3-dev
 
 RUN mkdir -p /usr/src/{stabber,libmesode,profanity}