diff --git a/hack/tools/logcheck/pkg/logcheck.go b/hack/tools/logcheck/pkg/logcheck.go
index 78759eb7c..d24bb301c 100644
--- a/hack/tools/logcheck/pkg/logcheck.go
+++ b/hack/tools/logcheck/pkg/logcheck.go
@@ -331,14 +331,14 @@ func isKeysValid(keyValues []ast.Expr, fun ast.Expr, pass *analysis.Pass, funNam
 		if !ok {
 			pass.Report(analysis.Diagnostic{
 				Pos:     fun.Pos(),
-				Message: fmt.Sprintf("Key positional arguments are expected to be inlined constant strings. Please replace %v provided with string value", arg),
+				Message: fmt.Sprintf("Key positional arguments are expected to be inlined constant strings. Please replace %v provided with string value.", arg),
 			})
 			continue
 		}
 		if lit.Kind != token.STRING {
 			pass.Report(analysis.Diagnostic{
 				Pos:     fun.Pos(),
-				Message: fmt.Sprintf("Key positional arguments are expected to be inlined constant strings. Please replace %v provided with string value", lit.Value),
+				Message: fmt.Sprintf("Key positional arguments are expected to be inlined constant strings. Please replace %v provided with string value.", lit.Value),
 			})
 			continue
 		}
@@ -483,7 +483,7 @@ func checkForIfEnabled(i *ast.IfStmt, pass *analysis.Pass, c *config) {
 	pass.Report(analysis.Diagnostic{
 		Pos: i.Pos(),
 		End: i.End(),
-		Message: fmt.Sprintf("The result of %s should be stored in a variable and then be used multiple times: if %s := %s(); %s.Enabled() { ... %s.Info ... }",
+		Message: fmt.Sprintf("the result of %s should be stored in a variable and then be used multiple times: if %s := %s(); %s.Enabled() { ... %s.Info ... }",
 			funcCall, varName, funcCall, varName, varName),
 	})
 }
diff --git a/hack/tools/logcheck/testdata/src/verbose/verbose.go b/hack/tools/logcheck/testdata/src/verbose/verbose.go
index b49de0c9a..fa8758c0b 100644
--- a/hack/tools/logcheck/testdata/src/verbose/verbose.go
+++ b/hack/tools/logcheck/testdata/src/verbose/verbose.go
@@ -37,11 +37,11 @@ func verboseLogging() {
 	// \(\) is actually () in the diagnostic output. We have to escape here
 	// because `want` expects a regular expression.
 
-	if klog.V(1).Enabled() { // want `The result of klog.V should be stored in a variable and then be used multiple times: if klogV := klog.V\(\); klogV.Enabled\(\) { ... klogV.Info ... }`
+	if klog.V(1).Enabled() { // want `the result of klog.V should be stored in a variable and then be used multiple times: if klogV := klog.V\(\); klogV.Enabled\(\) { ... klogV.Info ... }`
 		klog.V(1).InfoS("I'm logging at level 1.")
 	}
 
-	if l.V(1).Enabled() { // want `The result of l.V should be stored in a variable and then be used multiple times: if l := l.V\(\); l.Enabled\(\) { ... l.Info ... }`
+	if l.V(1).Enabled() { // want `the result of l.V should be stored in a variable and then be used multiple times: if l := l.V\(\); l.Enabled\(\) { ... l.Info ... }`
 		l.V(1).Info("I'm logging at level 1.")
 	}