diff --git a/oauthproxy.go b/oauthproxy.go
index 88fcdfb0..6798b3ec 100644
--- a/oauthproxy.go
+++ b/oauthproxy.go
@@ -804,13 +804,15 @@ func (p *OAuthProxy) backendLogout(rw http.ResponseWriter, req *http.Request, si
 			return
 		}
 
-		resp, err = PicsSignOutAllSessions(providerData.BackendLogoutAllSessionsURL, session.IntrospectClaims, session.AccessToken)
+		resp, err := PicsSignOutAllSessions(providerData.BackendLogoutAllSessionsURL, session.IntrospectClaims, session.AccessToken)
 		if err != nil {
 			logger.Errorf("error while calling backend logout all sessions: %v", err)
 			return
 		}
 
-		defer resp.Body.Close()
+		if resp.StatusCode() != 200 {
+			logger.Errorf("error while calling backend logout url, returned error code %v", resp.StatusCode())
+		}
 	} else {
 		if providerData.BackendLogoutURL == "" {
 			return
@@ -826,10 +828,9 @@ func (p *OAuthProxy) backendLogout(rw http.ResponseWriter, req *http.Request, si
 		}
 
 		defer resp.Body.Close()
-	}
-
-	if resp.StatusCode != 200 {
-		logger.Errorf("error while calling backend logout url, returned error code %v", resp.StatusCode)
+		if resp.StatusCode != 200 {
+			logger.Errorf("error while calling backend logout url, returned error code %v", resp.StatusCode)
+		}
 	}
 }
 
diff --git a/pics_oauthproxy.go b/pics_oauthproxy.go
index 6bfd1c0c..9464dc22 100644
--- a/pics_oauthproxy.go
+++ b/pics_oauthproxy.go
@@ -4,36 +4,31 @@ import (
 	"encoding/base64"
 	"encoding/json"
 	"fmt"
-	"net/http"
 	"strings"
 
 	"github.com/oauth2-proxy/oauth2-proxy/v7/pkg/logger"
+	"github.com/oauth2-proxy/oauth2-proxy/v7/pkg/requests"
 )
 
 const (
 	picsSignOutAllDevicesPath = "/sign_out_all_sessions"
 )
 
-func PicsSignOutAllSessions(backendLogoutAllSessionsURL string, introspectClaims string, accessToken string) (resp *http.Response, err error) {
+func PicsSignOutAllSessions(backendLogoutAllSessionsURL string, introspectClaims string, accessToken string) (resp requests.Result, err error) {
 	userID, err := getUserID(introspectClaims)
 	if err != nil {
-		return nil, fmt.Errorf("error getting userId from instrospect claims: %v", err)
+		return nil, fmt.Errorf("error getting userID from instrospect claims: %v", err)
 	}
 
 	backendLogoutURL := strings.ReplaceAll(backendLogoutAllSessionsURL, "{user_id}", userID)
+	resp = requests.New(backendLogoutURL).
+		WithMethod("POST").
+		SetHeader("Authorization", "Bearer "+accessToken).
+		SetHeader("API-Version", "1").
+		SetHeader("Accept", "application/json").
+		Do()
 
-	dummyBody := strings.NewReader(`{}`)
-	req, err := http.NewRequest("POST", backendLogoutURL, dummyBody)
-	if err != nil {
-		return nil, fmt.Errorf("error creating post request: %v", err)
-	}
-
-	req.Header.Set("Authorization", "Bearer "+accessToken)
-	req.Header.Set("API-Version", "1")
-	req.Header.Set("Accept", "application/json")
-
-	resp, err = http.DefaultClient.Do(req)
-	if err != nil {
+	if resp.Error() != nil {
 		return nil, fmt.Errorf("error logging out from IAM: %v", err)
 	}
 
diff --git a/pics_oauthproxy_test.go b/pics_oauthproxy_test.go
new file mode 100644
index 00000000..09906794
--- /dev/null
+++ b/pics_oauthproxy_test.go
@@ -0,0 +1,55 @@
+package main
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func createIntrospectClaims() string {
+	claims := map[string]interface{}{
+		"sub": "1234567890",
+	}
+	claimsBytes, err := json.Marshal(claims)
+	if err != nil {
+		return ""
+	}
+
+	return base64.StdEncoding.EncodeToString(claimsBytes)
+}
+
+func Test_PicsSignOutAllSessionsReturnsErrorWhenUserIDIsNotFound(t *testing.T) {
+	_, err := PicsSignOutAllSessions("http://localhost:8080/test", "", "")
+
+	assert.Error(t, err)
+}
+
+func Test_getUserID(t *testing.T) {
+	introspectClaims := createIntrospectClaims()
+	userID, err := getUserID(introspectClaims)
+
+	assert.NoError(t, err)
+	assert.Equal(t, "1234567890", userID)
+}
+
+func Test_PicsSignOutAllSessionsReturns200Ok(t *testing.T) {
+	introspectClaims := createIntrospectClaims()
+	accessToken := "validAccessToken"
+
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		assert.Equal(t, "Bearer "+accessToken, r.Header.Get("Authorization"))
+		assert.Equal(t, "1", r.Header.Get("API-Version"))
+		assert.Equal(t, "application/json", r.Header.Get("Accept"))
+		w.WriteHeader(http.StatusOK)
+	}))
+	defer server.Close()
+
+	resp, err := PicsSignOutAllSessions(server.URL+"/{user_id}", introspectClaims, accessToken)
+
+	assert.NoError(t, err)
+	assert.Equal(t, http.StatusOK, resp.StatusCode())
+}