diff --git a/.flowconfig b/.flowconfig
index c5d8d3f..a4d3d2a 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -1,5 +1,6 @@
 [ignore]
 <PROJECT_ROOT>/lib/.*
+<PROJECT_ROOT>/node_modules/immutable/.*
 .*/node_modules/.*/tests?/.*\.json
 .*/node_modules/fbjs/.*
 .*/node_modules/jss/.*
diff --git a/flow-typed/npm/babel-plugin-flow-react-proptypes_vx.x.x.js b/flow-typed/npm/babel-plugin-flow-react-proptypes_vx.x.x.js
index 8a50b3e..d0fc6fe 100644
--- a/flow-typed/npm/babel-plugin-flow-react-proptypes_vx.x.x.js
+++ b/flow-typed/npm/babel-plugin-flow-react-proptypes_vx.x.x.js
@@ -1,5 +1,5 @@
-// flow-typed signature: 1fcd753746a87b9a528c2d9b2b796ee6
-// flow-typed version: <<STUB>>/babel-plugin-flow-react-proptypes_v^2.2.1/flow_v0.56.0
+// flow-typed signature: 7f1abbf0a3de84e95eedbdf7d6dc7db3
+// flow-typed version: <<STUB>>/babel-plugin-flow-react-proptypes_v^9.1.1/flow_v0.56.0
 
 /**
  * This is an autogenerated libdef stub for:
diff --git a/flow-typed/npm/flow-copy-source_vx.x.x.js b/flow-typed/npm/flow-copy-source_vx.x.x.js
new file mode 100644
index 0000000..9f48f78
--- /dev/null
+++ b/flow-typed/npm/flow-copy-source_vx.x.x.js
@@ -0,0 +1,53 @@
+// flow-typed signature: f9663490ff97b8d0eb0e93c075532b4c
+// flow-typed version: <<STUB>>/flow-copy-source_v^1.2.1/flow_v0.56.0
+
+/**
+ * This is an autogenerated libdef stub for:
+ *
+ *   'flow-copy-source'
+ *
+ * Fill this stub out by replacing all the `any` types.
+ *
+ * Once filled out, we encourage you to share your work with the
+ * community by sending a pull request to:
+ * https://github.com/flowtype/flow-typed
+ */
+
+declare module 'flow-copy-source' {
+  declare module.exports: any;
+}
+
+/**
+ * We include stubs for each file inside this npm package in case you need to
+ * require those files directly. Feel free to delete any files that aren't
+ * needed.
+ */
+declare module 'flow-copy-source/bin/flow-copy-source' {
+  declare module.exports: any;
+}
+
+declare module 'flow-copy-source/src/index' {
+  declare module.exports: any;
+}
+
+declare module 'flow-copy-source/src/kefir-copy-file' {
+  declare module.exports: any;
+}
+
+declare module 'flow-copy-source/src/kefir-glob' {
+  declare module.exports: any;
+}
+
+// Filename aliases
+declare module 'flow-copy-source/bin/flow-copy-source.js' {
+  declare module.exports: $Exports<'flow-copy-source/bin/flow-copy-source'>;
+}
+declare module 'flow-copy-source/src/index.js' {
+  declare module.exports: $Exports<'flow-copy-source/src/index'>;
+}
+declare module 'flow-copy-source/src/kefir-copy-file.js' {
+  declare module.exports: $Exports<'flow-copy-source/src/kefir-copy-file'>;
+}
+declare module 'flow-copy-source/src/kefir-glob.js' {
+  declare module.exports: $Exports<'flow-copy-source/src/kefir-glob'>;
+}
diff --git a/package.json b/package.json
index 25bd61c..a606c2b 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "babel-cli": "^6.22.2",
     "babel-core": "^6.22.1",
     "babel-eslint": "^7.1.1",
-    "babel-plugin-flow-react-proptypes": "^8.0.0",
+    "babel-plugin-flow-react-proptypes": "^9.1.1",
     "babel-plugin-istanbul": "^4.0.0",
     "babel-plugin-transform-react-constant-elements": "^6.9.1",
     "babel-plugin-transform-runtime": "^6.22.0",
diff --git a/src/simpleWithTransitionContext.js b/src/simpleWithTransitionContext.js
index aa45388..055e9ec 100644
--- a/src/simpleWithTransitionContext.js
+++ b/src/simpleWithTransitionContext.js
@@ -6,7 +6,7 @@ import TransitionContext from 'react-transition-context'
 import {createSimpleViewSlider} from './simple'
 import type {ViewProps} from './index'
 
-function renderView({index, key, style, ref, transitionState}: ViewProps): React.Element<typeof TransitionContext> {
+function renderView({index, key, style, ref, transitionState}: ViewProps): React.Element<React.ComponentType<typeof TransitionContext>> {
   return (
     <TransitionContext key={key} transitionState={transitionState}>
       <div key={key} style={style} ref={ref}>
diff --git a/src/withTransitionContext.js b/src/withTransitionContext.js
index 35711c7..2fe56f7 100644
--- a/src/withTransitionContext.js
+++ b/src/withTransitionContext.js
@@ -32,7 +32,8 @@ export type Props = {
 }
 
 export default class ViewSliderWithTransitionContext extends React.Component<Props> {
-  renderView = (props: ViewProps): React.Element<typeof TransitionContext> => {
+  static defaultProps: Props;
+  renderView = (props: ViewProps): React.Element<React.ComponentType<typeof TransitionContext>> => {
     return (
       <TransitionContext key={props.key} transitionState={props.transitionState}>
         {this.props.renderView(props)}
diff --git a/yarn.lock b/yarn.lock
index 725faf2..e2b8cfc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -767,9 +767,9 @@ babel-plugin-dynamic-import-node@1.0.2:
     babel-template "^6.24.1"
     babel-types "^6.24.1"
 
-babel-plugin-flow-react-proptypes@^8.0.0:
-  version "8.0.0"
-  resolved "https://registry.npmjs.org/babel-plugin-flow-react-proptypes/-/babel-plugin-flow-react-proptypes-8.0.0.tgz#bcc8b3ce3b7ffa7d35ff99252d1980a6a028e503"
+babel-plugin-flow-react-proptypes@^9.1.1:
+  version "9.1.1"
+  resolved "https://registry.npmjs.org/babel-plugin-flow-react-proptypes/-/babel-plugin-flow-react-proptypes-9.1.1.tgz#276a55a82937892dffed65b53732bd55beef4af5"
   dependencies:
     babel-core "^6.25.0"
     babel-template "^6.25.0"