diff --git a/Dockerfile b/Dockerfile
index 39dda05..f738772 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ RUN \
   mkdir -p /tmp/d2 /output /work && \
   if [ -z ${D2_VERSION+x} ]; then \
     D2_VERSION=$(curl -s https://api.github.com/repos/d2lang/d2/releases/latest \
-    | awk '/tag_name/{print $4;exit}' FS='[""]'); \
+    | jq -r '.tag_name'); \
   fi && \
   curl -o \
     /tmp/d2.tar.gz -L \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 00b5323..eb8f1a9 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -21,7 +21,7 @@ RUN \
   mkdir -p /tmp/d2 /output /work && \
   if [ -z ${D2_VERSION+x} ]; then \
     D2_VERSION=$(curl -s https://api.github.com/repos/d2lang/d2/releases/latest \
-    | awk '/tag_name/{print $4;exit}' FS='[""]'); \
+    | jq -r '.tag_name'); \
   fi && \
   curl -o \
     /tmp/d2.tar.gz -L \