diff --git a/api/api.go b/api/api.go
index e793b33..24c5ded 100644
--- a/api/api.go
+++ b/api/api.go
@@ -3,7 +3,9 @@ package api
 import (
 	"bytes"
 	"encoding/json"
+	"errors"
 	"fmt"
+	"io"
 	"net/http"
 
 	"github.com/bitrise-io/go-utils/v2/log"
@@ -70,5 +72,23 @@ func checkEnvVarShareResponse(resp *http.Response) error {
 	if resp.StatusCode >= 200 && resp.StatusCode < 300 {
 		return nil
 	}
-	return fmt.Errorf("request to %s failed: status code should be 2xx (%d)", resp.Request.URL, resp.StatusCode)
+	respErr := fmt.Errorf("request to %s failed: status code should be 2xx (%d)", resp.Request.URL, resp.StatusCode)
+	respBody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return respErr
+	}
+	var respBodyJSON map[string]string
+	err = json.Unmarshal(respBody, &respBodyJSON)
+	if err != nil {
+		respErr = errors.New(respErr.Error() + fmt.Sprintf(", response body: %s", string(respBody)))
+		return respErr
+	}
+	clientRespErrMsg, isSet := respBodyJSON["error_msg"]
+	if !isSet || respBodyJSON["error_msg"] == "" {
+		respErr = errors.New(respErr.Error() + fmt.Sprintf(", response body: %s", respBodyJSON))
+		return respErr
+	}
+	respErr = errors.New(respErr.Error() + fmt.Sprintf(", message: %s", clientRespErrMsg))
+
+	return respErr
 }
diff --git a/api/api_test.go b/api/api_test.go
index 1172356..9c17964 100644
--- a/api/api_test.go
+++ b/api/api_test.go
@@ -86,12 +86,16 @@ func TestBitriseClient_ShareEnvVars_FailingRequest(t *testing.T) {
 	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		serverCalled = true
 		w.WriteHeader(http.StatusBadRequest)
+		_, err := w.Write([]byte(`{"error_msg":"some error"}`))
+		if err != nil {
+			return
+		}
 	}))
 	defer server.Close()
 
 	c := NewBitriseClient(server.URL, buildSlug, apiToken, log.NewLogger())
 	err := c.ShareEnvVars(envVars)
 	require.Error(t, err)
-	require.Equal(t, fmt.Sprintf("request to %s/pipeline/workflow_builds/slug/env_vars failed: status code should be 2xx (400)", server.URL), err.Error())
+	require.Equal(t, fmt.Sprintf("request to %s/pipeline/workflow_builds/slug/env_vars failed: status code should be 2xx (400), message: some error", server.URL), err.Error())
 	require.Equal(t, true, serverCalled)
 }