t a/src/tests.c b/src/tests.c
index 5f74995..d7b50cf 100644
--- a/src/tests.c
+++ b/src/tests.c
@@ -54,7 +54,7 @@ int main(int argc, char *argv[])
     unsigned int testsTotal = 0;
     Test_Type testType;
 
-    char noBreak, mustBreak, insideChar;
+    char noBreak, mustBreak;
     const unsigned int *testSkips; /* Zero terminated array of line numbers to skip in the test. */
 
     if (argc != 2)
@@ -69,7 +69,6 @@ int main(int argc, char *argv[])
         testType = TEST_TYPE_LINE;
         noBreak = LINEBREAK_NOBREAK;
         mustBreak = LINEBREAK_MUSTBREAK;
-        insideChar = LINEBREAK_INSIDEACHAR;
         testSkips = testSkipsLine;
         break;
     case 'w':
@@ -77,7 +76,6 @@ int main(int argc, char *argv[])
         testType = TEST_TYPE_WORD;
         noBreak = WORDBREAK_NOBREAK;
         mustBreak = WORDBREAK_BREAK;
-        insideChar = WORDBREAK_INSIDEACHAR;
         testSkips = testSkipsWord;
         break;
     case 'g':
@@ -85,7 +83,6 @@ int main(int argc, char *argv[])
         testType = TEST_TYPE_GRAPHEME;
         noBreak = GRAPHEMEBREAK_NOBREAK;
         mustBreak = GRAPHEMEBREAK_BREAK;
-        insideChar = GRAPHEMEBREAK_INSIDEACHAR;
         testSkips = testSkipsGrapheme;
         break;
     default: