diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b4ff7e1d89..58cd030dc4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -137,7 +137,7 @@ jobs:
         run: |
           cp rewatch/target/${{ matrix.rust-target }}/release/rewatch${{ runner.os == 'Windows' && '.exe' || '' }} rewatch
           mkdir -p rewatch/target/release
-          cp rewatch/target/${{ matrix.rust-target }}/release/rewatch${{ runner.os == 'Windows' && '.exe' || '' }} rewatch/target/release 
+          cp rewatch/target/${{ matrix.rust-target }}/release/rewatch${{ runner.os == 'Windows' && '.exe' || '' }} rewatch/target/release
           ./scripts/copyExes.js --rewatch
         shell: bash
 
@@ -321,13 +321,11 @@ jobs:
         if: steps.ninja-build-cache.outputs.cache-hit != 'true'
         run: node scripts/copyExes.js --ninja
 
-      - name: "Syntax: Run roundtrip tests"
-        if: ${{ runner.os != 'Windows' }}
-        run: opam exec -- make test-syntax-roundtrip
-
-      - name: "Syntax: Run tests (Windows)"
-        if: ${{ runner.os == 'Windows' }}
-        run: opam exec -- make test-syntax
+      - name: "Syntax: Run tests"
+        env:
+          ROUNDTRIP_TEST: ${{ runner.os == 'Windows' && '0' || '1' }}
+        run: ./scripts/test_syntax.sh
+        shell: bash
 
       - name: Build runtime/stdlib with rewatch
         if: ${{ runner.os != 'Windows' }}
@@ -360,7 +358,8 @@ jobs:
         run: make -C tests/gentype_tests/typescript-react-example clean test
 
       - name: Run rewatch tests
-        run: make test-rewatch
+        run: ./rewatch/tests/suite-ci.sh
+        shell: bash
 
       - name: Run syntax benchmarks
         if: matrix.benchmarks
@@ -524,8 +523,8 @@ jobs:
         working-directory: rewatch/testrepo
 
       - name: Run rewatch integration tests
-        # Currently failing on Windows and intermittently on macOS
-        run: make test-rewatch-integration
+        run: ./rewatch/tests/suite-ci.sh node_modules/.bin/rewatch
+        shell: bash
 
   publish:
     needs:
diff --git a/Makefile b/Makefile
index dcc4fc7550..032b80f314 100644
--- a/Makefile
+++ b/Makefile
@@ -31,26 +31,21 @@ test: build lib
 
 test-analysis:
 	make -C tests/analysis_tests clean test
-	
+
 test-tools:
 	make -C tests/tools_tests clean test
 
 test-syntax:
-	bash ./scripts/test_syntax.sh
-	bash ./scripts/testok.sh
+	./scripts/test_syntax.sh
 
 test-syntax-roundtrip:
-	ROUNDTRIP_TEST=1 bash ./scripts/test_syntax.sh
-	bash ./scripts/testok.sh
+	ROUNDTRIP_TEST=1 ./scripts/test_syntax.sh
 
 test-gentype:
 	make -C tests/gentype_tests/typescript-react-example clean test
 
 test-rewatch:
-	bash ./rewatch/tests/suite-ci.sh
-
-test-rewatch-integration:
-	bash ./rewatch/tests/suite-ci.sh node_modules/.bin/rewatch
+	./rewatch/tests/suite-ci.sh
 
 test-all: test test-gentype test-analysis test-tools test-rewatch
 
@@ -82,10 +77,10 @@ playground-release: playground playground-cmijs
 	yarn workspace playground upload-bundle
 
 format:
-	bash scripts/format.sh
+	./scripts/format.sh
 
 checkformat:
-	bash scripts/format_check.sh
+	./scripts/format_check.sh
 
 clean-gentype:
 	make -C tests/gentype_tests/typescript-react-example clean
@@ -97,7 +92,7 @@ clean:
 	(cd runtime && ../cli/rescript.js clean)
 	dune clean
 
-clean-all: clean clean-gentype clean-rewatch 
+clean-all: clean clean-gentype clean-rewatch
 
 dev-container:
 	docker build -t rescript-dev-container docker
diff --git a/rewatch/tests/suite-ci.sh b/rewatch/tests/suite-ci.sh
index 87fd645cb5..d36319b988 100755
--- a/rewatch/tests/suite-ci.sh
+++ b/rewatch/tests/suite-ci.sh
@@ -1,4 +1,7 @@
 #!/bin/bash
+
+unset CLICOLOR_FORCE
+
 # Make sure we are in the right directory
 cd $(dirname $0)
 
@@ -23,11 +26,11 @@ git checkout ../testrepo/package.json &> /dev/null
 success "Reset package.json and yarn.lock"
 
 bold "Make sure the testrepo is clean"
-if git diff --exit-code ../testrepo &> diff.txt; 
+if git diff --exit-code ../testrepo &> diff.txt;
 then
   rm diff.txt
   success "Testrepo has no changes"
-else 
+else
   error "Testrepo is not clean to start with"
   cat diff.txt
   rm diff.txt
diff --git a/scripts/test_syntax.sh b/scripts/test_syntax.sh
index d3d735825e..85f09f7d57 100755
--- a/scripts/test_syntax.sh
+++ b/scripts/test_syntax.sh
@@ -117,3 +117,5 @@ fi
 
 rm -r temp/
 popd
+
+printf "${successGreen}✅ All syntax tests passed.${reset}\n"
diff --git a/scripts/testok.sh b/scripts/testok.sh
deleted file mode 100755
index c65295f062..0000000000
--- a/scripts/testok.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-
-successGreen='\033[0;32m'
-reset='\033[0m'
-
-printf "${successGreen}✅ All Tests Passed${reset}\n"