diff --git a/installer/install-apex-jorje-lsp.sh b/installer/install-apex-jorje-lsp.sh
index aa112f80..0e532f7e 100755
--- a/installer/install-apex-jorje-lsp.sh
+++ b/installer/install-apex-jorje-lsp.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+set -e
+
 curl -o apex-jorje-lsp.jar -L "https://github.com/forcedotcom/salesforcedx-vscode/blob/develop/packages/salesforcedx-vscode-apex/out/apex-jorje-lsp.jar?raw=true"
 
 cat <<EOF >apex-jorje-lsp
diff --git a/installer/install-cl-lsp.sh b/installer/install-cl-lsp.sh
index ec335638..bb36636b 100755
--- a/installer/install-cl-lsp.sh
+++ b/installer/install-cl-lsp.sh
@@ -1,3 +1,5 @@
 #!/bin/sh
 
+set -e
+
 ros install cxxxr/lem cxxxr/cl-lsp
diff --git a/installer/install-clj-kondo-lsp.sh b/installer/install-clj-kondo-lsp.sh
index 41e580eb..85d015e6 100755
--- a/installer/install-clj-kondo-lsp.sh
+++ b/installer/install-clj-kondo-lsp.sh
@@ -1,3 +1,6 @@
 #!/bin/sh
+
+set -e
+
 VERSION="2020.05.09"
 curl -L -o clj-kondo-lsp https://github.com/borkdude/clj-kondo/releases/download/v$VERSION/clj-kondo-lsp-server-$VERSION-standalone.jar
diff --git a/installer/install-fortls.sh b/installer/install-fortls.sh
index 98179a2e..b86c59b8 100755
--- a/installer/install-fortls.sh
+++ b/installer/install-fortls.sh
@@ -1,3 +1,5 @@
 #!/bin/sh
 
+set -e
+
 "$(dirname "$0")/pip_install.sh" fortls fortran-language-server
diff --git a/installer/install-puppet-ls.sh b/installer/install-puppet-ls.sh
index 6e22afc8..01e6a4af 100755
--- a/installer/install-puppet-ls.sh
+++ b/installer/install-puppet-ls.sh
@@ -1,4 +1,6 @@
 #!/bin/sh
+
+set -e
 set -o errexit
 
 git clone --depth=1 https://github.com/puppetlabs/puppet-editor-services.git .
diff --git a/installer/install-racket-lsp.sh b/installer/install-racket-lsp.sh
index 8b7a83bc..3cd9e9f0 100755
--- a/installer/install-racket-lsp.sh
+++ b/installer/install-racket-lsp.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+set -e
+
 raco pkg install racket-langserver
 cat <<EOF >racket-lsp
 #!/bin/sh
diff --git a/installer/install-v-analyzer.sh b/installer/install-v-analyzer.sh
index 969ea8e5..2e6ce1af 100755
--- a/installer/install-v-analyzer.sh
+++ b/installer/install-v-analyzer.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+set -e
+
 url="https://raw.githubusercontent.com/v-analyzer/v-analyzer/master/install.vsh"
 
 # Replace hard-coded installation path "~/.config/v-analyzer" with "."
diff --git a/installer/install-vlang-vls.sh b/installer/install-vlang-vls.sh
index 0215ee20..e594205f 100755
--- a/installer/install-vlang-vls.sh
+++ b/installer/install-vlang-vls.sh
@@ -1,4 +1,7 @@
 #!/bin/sh
+
+set -e
+
 git clone --depth=1 https://github.com/vlang/vls .
 
 echo 'Compiling vlang/vls...'