diff --git a/.travis/docker-install.sh b/.travis/docker-install.sh
index 7f405130b..f8cab10ed 100755
--- a/.travis/docker-install.sh
+++ b/.travis/docker-install.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -e
+
 docker pull coqorg/coq:${COQ}
 docker run -d -i --init --name=COQ -v ${TRAVIS_BUILD_DIR}:/home/coq/${CONTRIB_NAME} -w /home/coq/${CONTRIB_NAME} coqorg/coq:${COQ}
 docker exec COQ /bin/bash --login -c "
diff --git a/.travis/docker-test.sh b/.travis/docker-test.sh
index 5d173ba2d..d27b4a91d 100755
--- a/.travis/docker-test.sh
+++ b/.travis/docker-test.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -e
+
 echo -e "${ANSI_YELLOW}Building ${CONTRIB_NAME}...${ANSI_RESET}" && echo -en 'travis_fold:start:script\\r'
 
 docker exec COQ /bin/bash --login -c "