diff --git a/Docker/test-ssl-c7r/ssl-test.sh b/Docker/test-ssl-c7r/ssl-test.sh
index d1b03258b273a7a2365941f3a870e827b98acd2e..0711864c0e6eaa21bac51b3fba5bf01b91ab862f 100755
--- a/Docker/test-ssl-c7r/ssl-test.sh
+++ b/Docker/test-ssl-c7r/ssl-test.sh
@@ -11,4 +11,10 @@ elif test ! -e /usr/lib64/libcrypt.so.1; then
 fi
 
 ./python3 -c 'from urllib import request as req; txt = req.urlopen("https://www.ssec.wisc.edu").read(); print(len(txt) > 0)'
+./python3 - <<EOF
+try:
+    import pyproj
+except ModuleNotFoundError:
+    pass
+EOF