diff --git a/.github/workflows/devel.yml b/.github/workflows/devel.yml
index dc9668a5..ded27af7 100644
--- a/.github/workflows/devel.yml
+++ b/.github/workflows/devel.yml
@@ -3,7 +3,7 @@
 # - various runtime tests
 
 name: Devel build and tests
-run-name: Devel tests
+run-name: Devel build and tests
 on:
   push:
     branches:
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v3
       - run: uname -a
       - run: sudo modprobe btrfs
-      - run: sudo apt-get install -y pkg-config gcc liblzo2-dev libzstd-dev libblkid-dev uuid-dev zlib1g-dev libext2fs-dev e2fsprogs libudev-dev python3-sphinx libaio-dev liburing-dev attr
+      - run: sudo apt-get install -y pkg-config gcc liblzo2-dev libzstd-dev libblkid-dev uuid-dev zlib1g-dev libext2fs-dev e2fsprogs libudev-dev python3-sphinx libaio-dev liburing-dev attr jq
       - name: Configure
         run: ./autogen.sh && ./configure
       - name: Make
@@ -32,3 +32,19 @@ jobs:
         run: sudo make TEST_LOG=dump test-check-lowmem
       - name: Tests misc
         run: sudo make TEST_LOG=dump test-misc
+      - name: Tests json formatter
+        run: make test-json
+      - name: Tests string-table formatter
+        run: make test-string-table
+      - name: Libbtrfsutil test
+        run: make test-libbtrfsutil
+      - name: Libbtrfs build test
+        run: make library-test
+      - name: Libbtrfs build test (static)
+        run: make library-test.static
+      - name: Tests ioctl
+        run: make ioctl-test
+      - name: Tests hash (speed)
+        run: make hash-speedtest && ./hash-speedtest 1
+      - name: Tests hash (correctness)
+        run: make hash-vectest && ./hash-vectest
diff --git a/Makefile b/Makefile
index b477beb7..c40c37cc 100644
--- a/Makefile
+++ b/Makefile
@@ -521,7 +521,7 @@ test-json: json-formatter-test
 		max=`./json-formatter-test`;				\
 		for testno in `seq 1 $$max`; do				\
 			echo "    [TEST/json]  $$testno";		\
-			./json-formatter-test $$testno | jq >& /dev/null; \
+			./json-formatter-test $$testno | jq >/dev/null; \
 		done							\
 	}
 
@@ -531,7 +531,7 @@ test-string-table: string-table-test
 		max=`./string-table-test`;				\
 		for testno in `seq 1 $$max`; do				\
 			echo "    [TEST/s-t]  $$testno";		\
-			./string-table-test $$testno ;			\
+			./string-table-test $$testno >/dev/null;	\
 		done							\
 	}