diff --git a/Dockerfile b/Dockerfile
index de0ccd3..d1e8de0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,7 +18,7 @@ WORKDIR /app
 #     front-end (examples/web_app.py) could not give them.
 COPY requirements.txt ./
 RUN apt-get update && apt-get install -y --no-install-recommends git \
-    && pip install --no-cache-dir "tak @ git+https://github.com/Stephenson-Software/tak@963cd3c94c07a98eaeff31f6a9796b90bd023e64" \
+    && pip install --no-cache-dir "tak @ git+https://github.com/Stephenson-Software/tak@1bac386777d4b2468faeda00b31e960af8d57164" \
     && apt-get purge -y git && apt-get autoremove -y && rm -rf /var/lib/apt/lists/*
 
 COPY src/ ./src/
diff --git a/requirements.txt b/requirements.txt
index d2c669e..d69fb7c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,5 +7,5 @@
 # tak is the text-adventure kit extracted from this game
 # (https://github.com/Stephenson-Software/tak), which FishE now runs on.
 # Installing it needs git on the PATH.
-tak @ git+https://github.com/Stephenson-Software/tak@963cd3c94c07a98eaeff31f6a9796b90bd023e64
+tak @ git+https://github.com/Stephenson-Software/tak@1bac386777d4b2468faeda00b31e960af8d57164
 jsonschema>=4.0,<5.0