diff --git a/lib/util.test.js b/lib/util.test.js
index fa6a5e97c8..6f70d3b462 100644
--- a/lib/util.test.js
+++ b/lib/util.test.js
@@ -53,7 +53,7 @@ ava_1.default('getThreadsFlag() should return the correct --threads flag', t =>
         t.deepEqual(flag, expectedFlag);
     }
 });
-ava_1.default('getThreadsFlag() throws if the ram input is < 0 or NaN', t => {
+ava_1.default('getThreadsFlag() throws if the threads input is not an integer', t => {
     process.env['INPUT_THREADS'] = "hello!";
     t.throws(util.getThreadsFlag);
 });
diff --git a/lib/util.test.js.map b/lib/util.test.js.map
index 7deffbda88..61b4a8b60d 100644
--- a/lib/util.test.js.map
+++ b/lib/util.test.js.map
@@ -1 +1 @@
-{"version":3,"file":"util.test.js","sourceRoot":"","sources":["../src/util.test.ts"],"names":[],"mappings":";;;;;;;;;;;;AAAA,8CAAuB;AACvB,uCAAyB;AACzB,uCAAyB;AAEzB,mDAAmD;AACnD,6CAA+B;AAE/B,kCAAkB,CAAC,aAAI,CAAC,CAAC;AAEzB,aAAI,CAAC,cAAc,EAAE,CAAC,CAAC,EAAE;IACvB,MAAM,KAAK,GAAG,EAAE,CAAC,YAAY,CAAC,SAAS,GAAG,mCAAmC,EAAE,MAAM,CAAC,CAAC;IACvF,MAAM,SAAS,GAAG,IAAI,CAAC,YAAY,CAAC,KAAK,CAAC,CAAC;IAC3C,CAAC,CAAC,SAAS,CAAC,SAAS,EAAE,CAAC,+BAA+B,EAAE,QAAQ,CAAC,CAAC,CAAC;AACtE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sDAAsD,EAAE,CAAC,CAAC,EAAE;IAE/D,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,QAAQ,EAAE,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC,CAAC;IAE3D,MAAM,KAAK,GAAG;QACZ,EAAE,EAAE,SAAS,QAAQ,GAAG,GAAG,EAAE;QAC7B,KAAK,EAAE,WAAW;KACnB,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAEzD,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,GAAG,KAAK,CAAC;QAEjC,MAAM,IAAI,GAAG,IAAI,CAAC,aAAa,EAAE,CAAC;QAClC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,uDAAuD,EAAE,CAAC,CAAC,EAAE;IAChE,KAAK,MAAM,KAAK,IAAI,CAAC,IAAI,EAAE,QAAQ,CAAC,EAAE;QACpC,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,GAAG,KAAK,CAAC;QACjC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;KAC9B;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,2DAA2D,EAAE,CAAC,CAAC,EAAE;IAEpE,MAAM,OAAO,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IAEjC,MAAM,KAAK,GAAG;QACZ,GAAG,EAAE,aAAa;QAClB,GAAG,EAAE,aAAa;QAClB,CAAC,GAAG,OAAO,GAAG,CAAC,EAAE,CAAC,EAAE,aAAa,OAAO,EAAE;QAC1C,CAAC,GAAG,CAAC,OAAO,GAAG,CAAC,EAAE,CAAC,EAAE,aAAa,CAAC,OAAO,EAAE;KAC7C,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAEzD,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,GAAG,KAAK,CAAC;QAErC,MAAM,IAAI,GAAG,IAAI,CAAC,cAAc,EAAE,CAAC;QACnC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,wDAAwD,EAAE,CAAC,CAAC,EAAE;IACjE,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,GAAG,QAAQ,CAAC;IACxC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,cAAc,CAAC,CAAC;AAChC,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qCAAqC,EAAE,CAAC,CAAC,EAAE;IAC9C,OAAO,CAAC,GAAG,CAAC,YAAY,CAAC,GAAG,EAAE,CAAC;IAC/B,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;AACxB,CAAC,CAAC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"util.test.js","sourceRoot":"","sources":["../src/util.test.ts"],"names":[],"mappings":";;;;;;;;;;;;AAAA,8CAAuB;AACvB,uCAAyB;AACzB,uCAAyB;AAEzB,mDAAmD;AACnD,6CAA+B;AAE/B,kCAAkB,CAAC,aAAI,CAAC,CAAC;AAEzB,aAAI,CAAC,cAAc,EAAE,CAAC,CAAC,EAAE;IACvB,MAAM,KAAK,GAAG,EAAE,CAAC,YAAY,CAAC,SAAS,GAAG,mCAAmC,EAAE,MAAM,CAAC,CAAC;IACvF,MAAM,SAAS,GAAG,IAAI,CAAC,YAAY,CAAC,KAAK,CAAC,CAAC;IAC3C,CAAC,CAAC,SAAS,CAAC,SAAS,EAAE,CAAC,+BAA+B,EAAE,QAAQ,CAAC,CAAC,CAAC;AACtE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sDAAsD,EAAE,CAAC,CAAC,EAAE;IAE/D,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,QAAQ,EAAE,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC,CAAC;IAE3D,MAAM,KAAK,GAAG;QACZ,EAAE,EAAE,SAAS,QAAQ,GAAG,GAAG,EAAE;QAC7B,KAAK,EAAE,WAAW;KACnB,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAEzD,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,GAAG,KAAK,CAAC;QAEjC,MAAM,IAAI,GAAG,IAAI,CAAC,aAAa,EAAE,CAAC;QAClC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,uDAAuD,EAAE,CAAC,CAAC,EAAE;IAChE,KAAK,MAAM,KAAK,IAAI,CAAC,IAAI,EAAE,QAAQ,CAAC,EAAE;QACpC,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,GAAG,KAAK,CAAC;QACjC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;KAC9B;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,2DAA2D,EAAE,CAAC,CAAC,EAAE;IAEpE,MAAM,OAAO,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IAEjC,MAAM,KAAK,GAAG;QACZ,GAAG,EAAE,aAAa;QAClB,GAAG,EAAE,aAAa;QAClB,CAAC,GAAG,OAAO,GAAG,CAAC,EAAE,CAAC,EAAE,aAAa,OAAO,EAAE;QAC1C,CAAC,GAAG,CAAC,OAAO,GAAG,CAAC,EAAE,CAAC,EAAE,aAAa,CAAC,OAAO,EAAE;KAC7C,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;QAEzD,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,GAAG,KAAK,CAAC;QAErC,MAAM,IAAI,GAAG,IAAI,CAAC,cAAc,EAAE,CAAC;QACnC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,gEAAgE,EAAE,CAAC,CAAC,EAAE;IACzE,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,GAAG,QAAQ,CAAC;IACxC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,cAAc,CAAC,CAAC;AAChC,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qCAAqC,EAAE,CAAC,CAAC,EAAE;IAC9C,OAAO,CAAC,GAAG,CAAC,YAAY,CAAC,GAAG,EAAE,CAAC;IAC/B,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;AACxB,CAAC,CAAC,CAAC"}
\ No newline at end of file
diff --git a/src/util.test.ts b/src/util.test.ts
index 428f8e5abe..a47732fc6c 100644
--- a/src/util.test.ts
+++ b/src/util.test.ts
@@ -58,7 +58,7 @@ test('getThreadsFlag() should return the correct --threads flag', t => {
   }
 });
 
-test('getThreadsFlag() throws if the ram input is < 0 or NaN', t => {
+test('getThreadsFlag() throws if the threads input is not an integer', t => {
   process.env['INPUT_THREADS'] = "hello!";
   t.throws(util.getThreadsFlag);
 });