diff --git a/check_kernel b/check_kernel
index a732d8b..926b10e 100755
--- a/check_kernel
+++ b/check_kernel
@@ -70,7 +70,7 @@ def running_kernel_version():
 
     if re.search('Debian', proc_version_):
         # Remove gcc version first
-        proc_version_ = re.sub('\(gcc[^(]+\(Debian [^)]+\)\s+\)', '',
+        proc_version_ = re.sub('\(gcc[^(]+\(Debian [^)]+\)\s*\)', '',
                                proc_version_)
 
         # Then look for the Debian kernel version
diff --git a/check_kernel_test.py b/check_kernel_test.py
index e60e2e2..65191ad 100644
--- a/check_kernel_test.py
+++ b/check_kernel_test.py
@@ -45,6 +45,10 @@ class RunningKernelVersionTestCase(unittest.TestCase):
                          Version('4.0.3-301'))
 
     def testDebian(self):
+        patch_object(check_kernel, 'proc_version', return_value='Linux version 4.19.0-5-amd64 (debian-kernel@lists.debian.org) (gcc version 8.3.0 (Debian 8.3.0-7)) #1 SMP Debian 4.19.37-5 (2019-06-19)')
+        self.assertEqual(check_kernel.running_kernel_version(),
+                         Version('4.19.37-5'))
+
         patch_object(check_kernel, 'proc_version', return_value='Linux version 3.16.0-4-amd64 (debian-kernel@lists.debian.org) (gcc version 4.8.4 (Debian 4.8.4-1) ) #1 SMP Debian 3.16.7-ckt9-3~deb8u1 (2015-04-24)')
         self.assertEqual(check_kernel.running_kernel_version(),
                          Version('3.16.7-ckt9-3~deb8u1'))