diff --git a/deps.edn b/deps.edn
index b720e8f4..c4de84d4 100644
--- a/deps.edn
+++ b/deps.edn
@@ -36,7 +36,8 @@
             :jvm-opts ["-Djdk.attach.allowAttachSelf"]
             :main-opts ["-m" "babashka.profile"]}
            :lib-tests
-           {:extra-deps {babashka/clj-http-lite
+           {:extra-paths ["process/src" "process/test"]
+            :extra-deps {babashka/clj-http-lite
                          {:git/url "https://github.com/babashka/clj-http-lite"
                           :sha "f44ebe45446f0f44f2b73761d102af3da6d0a13e"}
                          borkdude/spartan.spec {:git/url "https://github.com/borkdude/spartan.spec"
diff --git a/process b/process
index 249ddcfd..f8e3dfb3 160000
--- a/process
+++ b/process
@@ -1 +1 @@
-Subproject commit 249ddcfd1a5825f33adacc9cfde72a0c3823bdc9
+Subproject commit f8e3dfb3d854a8c0a0309f8d76def5c01132ac95
diff --git a/test-resources/lib_tests/babashka/run_all_libtests.clj b/test-resources/lib_tests/babashka/run_all_libtests.clj
index 1a544d56..51395ce0 100644
--- a/test-resources/lib_tests/babashka/run_all_libtests.clj
+++ b/test-resources/lib_tests/babashka/run_all_libtests.clj
@@ -160,6 +160,15 @@
 
 (test-namespaces 'httpkit.client-test)
 
+;;;; babashka.process
+
+;; test built-in babashka.process
+(test-namespaces 'babashka.process-test)
+
+;; test babashka.process from source
+(require '[babashka.process] :reload)
+(test-namespaces 'babashka.process-test)
+
 ;;;; final exit code
 
 (let [{:keys [:test :fail :error] :as m} @status]