diff --git a/pkg/node/lethean_test.go b/pkg/node/lethean_test.go
index cf0aca9..bee9189 100644
--- a/pkg/node/lethean_test.go
+++ b/pkg/node/lethean_test.go
@@ -17,10 +17,10 @@ func TestParseComment_Good(t *testing.T) {
 		{"v=lthn1;cap=pool", "cap", "pool"},
 		{"v=lthn1", "v", "lthn1"},
 	}
-	for _, tt := range tests {
-		result := parseComment(tt.input)
-		if result[tt.key] != tt.want {
-			t.Errorf("parseComment(%q)[%q] = %q, want %q", tt.input, tt.key, result[tt.key], tt.want)
+	for _, testCase := range tests {
+		result := parseComment(testCase.input)
+		if result[testCase.key] != testCase.want {
+			t.Errorf("parseComment(%q)[%q] = %q, want %q", testCase.input, testCase.key, result[testCase.key], testCase.want)
 		}
 	}
 }
@@ -35,10 +35,10 @@ func TestParseComment_Bad(t *testing.T) {
 		{"k=v", "missing", ""},
 		{"=v", "", ""},
 	}
-	for _, tt := range tests {
-		result := parseComment(tt.input)
-		if result[tt.key] != tt.want {
-			t.Errorf("parseComment(%q)[%q] = %q, want %q", tt.input, tt.key, result[tt.key], tt.want)
+	for _, testCase := range tests {
+		result := parseComment(testCase.input)
+		if result[testCase.key] != testCase.want {
+			t.Errorf("parseComment(%q)[%q] = %q, want %q", testCase.input, testCase.key, result[testCase.key], testCase.want)
 		}
 	}
 }
@@ -55,10 +55,10 @@ func TestParseComment_Ugly(t *testing.T) {
 		{"duplicate keys last wins", "k=first;k=second", "k", "second"},
 		{"value with equals", "k=v=extra", "k", "v=extra"},
 	}
-	for _, tt := range tests {
-		result := parseComment(tt.input)
-		if result[tt.key] != tt.want {
-			t.Errorf("%s: parseComment(%q)[%q] = %q, want %q", tt.name, tt.input, tt.key, result[tt.key], tt.want)
+	for _, testCase := range tests {
+		result := parseComment(testCase.input)
+		if result[testCase.key] != testCase.want {
+			t.Errorf("%s: parseComment(%q)[%q] = %q, want %q", testCase.name, testCase.input, testCase.key, result[testCase.key], testCase.want)
 		}
 	}
 }