diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 08e548c07..0ffd24cb3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -6,7 +6,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go_version: ["1.20", "1.19"]
+        go_version:
+          - "1.19"
+          - "1.20"
     steps:
       - uses: actions/checkout@v3
       - name: Setup Go
@@ -17,3 +19,19 @@ jobs:
       - run: ./.ci.gofmt.sh
       - run: ./.ci.govet.sh
       - run: go test -v -race ./...
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go_version:
+          - "1.17"
+          - "1.18"
+          - "1.19"
+          - "1.20"
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go
+        uses: actions/setup-go@v3.2.0
+        with:
+          go-version: ${{ matrix.go_version }}
+      - run: go test -v -race ./...
diff --git a/assert/http_assertions.go b/assert/http_assertions.go
index d8038c28a..6cfb6a838 100644
--- a/assert/http_assertions.go
+++ b/assert/http_assertions.go
@@ -113,7 +113,10 @@ func HTTPStatusCode(t TestingT, handler http.HandlerFunc, method, url string, va
 // empty string if building a new request fails.
 func HTTPBody(handler http.HandlerFunc, method, url string, values url.Values) string {
 	w := httptest.NewRecorder()
-	req, err := http.NewRequest(method, url+"?"+values.Encode(), nil)
+	if len(values) > 0 {
+		url += "?" + values.Encode()
+	}
+	req, err := http.NewRequest(method, url, nil)
 	if err != nil {
 		return ""
 	}
diff --git a/go.mod b/go.mod
index 60d69a8ea..d3c4d723b 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/stretchr/testify
 
 // This should match the minimum supported version that is tested in
 // .github/workflows/main.yml
-go 1.19
+go 1.17
 
 require (
 	github.com/davecgh/go-spew v1.1.1