diff --git a/package.json b/package.json
index c92d52c09d..c8f49c3d16 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
     "fbjs": "0.5.1",
     "fbjs-scripts": "0.7.0",
     "firefox-profile": "^1.0.2",
-    "flow-bin": "^0.96.0",
+    "flow-bin": "^0.97.0",
     "fs-extra": "^3.0.1",
     "gh-pages": "^1.0.0",
     "html2canvas": "^1.0.0-alpha.12",
diff --git a/src/devtools/cache.js b/src/devtools/cache.js
index bf509ce8f3..8038dbcd4a 100644
--- a/src/devtools/cache.js
+++ b/src/devtools/cache.js
@@ -71,10 +71,10 @@ type Config = {
   useLRU?: boolean,
 };
 
-const entries: Map<Resource<any, any, any>, Map<any, any>> = new Map();
+const entries: Map<Resource<any, any, any>, Map<any, any> | LRU> = new Map();
 const resourceConfigs: Map<Resource<any, any, any>, Config> = new Map();
 
-function getEntriesForResource(resource: any): Map<any, any> {
+function getEntriesForResource(resource: any): Map<any, any> | LRU {
   let entriesForResource = ((entries.get(resource): any): Map<any, any>);
   if (entriesForResource === undefined) {
     const config = resourceConfigs.get(resource);
diff --git a/src/devtools/views/hooks.js b/src/devtools/views/hooks.js
index 3b0c064ba0..6d48915d20 100644
--- a/src/devtools/views/hooks.js
+++ b/src/devtools/views/hooks.js
@@ -56,7 +56,7 @@ export function useLocalStorage<T>(
     value => {
       try {
         const valueToStore =
-          value instanceof Function ? value(storedValue) : value;
+          value instanceof Function ? (value: any)(storedValue) : value;
         setStoredValue(valueToStore);
         window.localStorage.setItem(key, JSON.stringify(valueToStore));
       } catch (error) {
diff --git a/yarn.lock b/yarn.lock
index 8fad6396cc..557d169899 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5126,10 +5126,10 @@ flatstr@^1.0.9:
   resolved "https://registry.yarnpkg.com/flatstr/-/flatstr-1.0.9.tgz#0950d56fec02de1030c1311847ecd58c25690eb9"
   integrity sha512-qFlJnOBWDfIaunF54/lBqNKmXOI0HqNhu+mHkLmbaBXlS71PUd9OjFOdyevHt/aHoHB1+eW7eKHgRKOG5aHSpw==
 
-flow-bin@^0.96.0:
-  version "0.96.0"
-  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.96.0.tgz#3b0379d97304dc1879ae6db627cd2d6819998661"
-  integrity sha512-OSxERs0EdhVxEVCst/HmlT/RcnXsQQIRqcfK9J9wC8/93JQj+xQz4RtlsmYe1PSRYaozuDLyPS5pIA81Zwzaww==
+flow-bin@^0.97.0:
+  version "0.97.0"
+  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.97.0.tgz#036ffcfc27503367a9d906ec9d843a0aa6f6bb83"
+  integrity sha512-jXjD05gkatLuC4+e28frH1hZoRwr1iASP6oJr61Q64+kR4kmzaS+AdFBhYgoYS5kpoe4UzwDebWK8ETQFNh00w==
 
 fluent-syntax@0.10.0:
   version "0.10.0"
@@ -9245,7 +9245,7 @@ react-window@^1.8.0:
     "@babel/runtime" "^7.0.0"
     memoize-one ">=3.1.1 <6"
 
-react0.0.0-4221565e1:
+react@0.0.0-4221565e1:
   version "0.0.0-4221565e1"
   resolved "https://registry.yarnpkg.com/react/-/react-0.0.0-4221565e1.tgz#bc7f3e67f2c2c53693cda2e89e6fa71bfc89ebcd"
   integrity sha512-iVAljelOxza6S9QcFMkxJCcj2Y+QDiv6XwGz9A8c5jtKejGOEKK/Xumg7uTDmGwy8vjGVDI7qGDW8Rta80xH9g==