diff --git a/packages/jest-jasmine2/package.json b/packages/jest-jasmine2/package.json
index 26a66b128f71..4294b52e67de 100644
--- a/packages/jest-jasmine2/package.json
+++ b/packages/jest-jasmine2/package.json
@@ -18,8 +18,7 @@
     "jest-message-util": "^22.4.0",
     "jest-snapshot": "^22.4.0",
     "jest-util": "^22.4.1",
-    "pretty-format": "^22.4.0",
-    "source-map-support": "^0.5.6"
+    "pretty-format": "^22.4.0"
   },
   "devDependencies": {
     "jest-runtime": "^22.4.2"
diff --git a/packages/jest-jasmine2/src/index.js b/packages/jest-jasmine2/src/index.js
index e29172a4a8fe..d91995855159 100644
--- a/packages/jest-jasmine2/src/index.js
+++ b/packages/jest-jasmine2/src/index.js
@@ -18,7 +18,6 @@ import path from 'path';
 import fs from 'graceful-fs';
 import installEach from './each';
 import {getCallsite} from 'jest-util';
-import sourcemapSupport from 'source-map-support';
 import JasmineReporter from './reporter';
 import {install as jasmineAsyncInstall} from './jasmine_async';
 
@@ -120,36 +119,6 @@ async function jasmine2(
     runtime.requireModule(config.setupTestFrameworkScriptFile);
   }
 
-  const sourcemapOptions = {
-    environment: 'node',
-    handleUncaughtExceptions: false,
-    retrieveSourceMap: source => {
-      const sourceMaps = runtime.getSourceMaps();
-      const sourceMapSource = sourceMaps && sourceMaps[source];
-
-      if (sourceMapSource) {
-        try {
-          return {
-            map: JSON.parse(fs.readFileSync(sourceMapSource)),
-            url: source,
-          };
-        } catch (e) {}
-      }
-      return null;
-    },
-  };
-
-  // For tests
-  runtime
-    .requireInternalModule(
-      require.resolve('source-map-support'),
-      'source-map-support',
-    )
-    .install(sourcemapOptions);
-
-  // For runtime errors
-  sourcemapSupport.install(sourcemapOptions);
-
   if (globalConfig.enabledTestsMap) {
     env.specFilter = spec => {
       const suiteMap =
@@ -162,16 +131,12 @@ async function jasmine2(
     env.specFilter = spec => testNameRegex.test(spec.getFullName());
   }
 
-  try {
-    runtime.requireModule(testPath);
-    await env.execute();
+  runtime.requireModule(testPath);
+  await env.execute();
 
-    const results = await reporter.getResults();
+  const results = await reporter.getResults();
 
-    return addSnapshotData(results, snapshotState);
-  } finally {
-    sourcemapSupport.resetRetrieveHandlers();
-  }
+  return addSnapshotData(results, snapshotState);
 }
 
 const addSnapshotData = (results, snapshotState) => {
diff --git a/packages/jest-runner/package.json b/packages/jest-runner/package.json
index a086ba78223f..2cf2addca4c3 100644
--- a/packages/jest-runner/package.json
+++ b/packages/jest-runner/package.json
@@ -18,6 +18,7 @@
     "jest-runtime": "^22.4.2",
     "jest-util": "^22.4.1",
     "jest-worker": "^22.2.2",
+    "source-map-support": "^0.5.6",
     "throat": "^4.0.0"
   }
 }
diff --git a/packages/jest-runner/src/run_test.js b/packages/jest-runner/src/run_test.js
index a209ffca7c51..517e6704a76d 100644
--- a/packages/jest-runner/src/run_test.js
+++ b/packages/jest-runner/src/run_test.js
@@ -26,6 +26,7 @@ import jasmine2 from 'jest-jasmine2';
 import LeakDetector from 'jest-leak-detector';
 import {getTestEnvironment} from 'jest-config';
 import * as docblock from 'jest-docblock';
+import sourcemapSupport from 'source-map-support';
 
 type RunTestInternalResult = {
   leakDetector: ?LeakDetector,
@@ -116,8 +117,42 @@ async function runTestInternal(
   });
 
   const start = Date.now();
-  await environment.setup();
+
+
+
+  const sourcemapOptions = {
+    environment: 'node',
+    handleUncaughtExceptions: false,
+    retrieveSourceMap: source => {
+      const sourceMaps = runtime.getSourceMaps();
+      const sourceMapSource = sourceMaps && sourceMaps[source];
+
+      if (sourceMapSource) {
+        try {
+          return {
+            map: JSON.parse(fs.readFileSync(sourceMapSource)),
+            url: source,
+          };
+        } catch (e) {}
+      }
+      return null;
+    },
+  };
+
+  // For tests
+  runtime
+    .requireInternalModule(
+      require.resolve('source-map-support'),
+      'source-map-support',
+    )
+    .install(sourcemapOptions);
+
+  // For runtime errors
+  sourcemapSupport.install(sourcemapOptions);
+
   try {
+    await environment.setup();
+
     const result: TestResult = await testFramework(
       globalConfig,
       config,
@@ -151,6 +186,8 @@ async function runTestInternal(
     });
   } finally {
     await environment.teardown();
+
+    sourcemapSupport.resetRetrieveHandlers();
   }
 }