diff --git a/chromium-65.0.3325.162-boolfix.patch b/chromium-65.0.3325.162-boolfix.patch
new file mode 100644
index 00000000..325d649d
--- /dev/null
+++ b/chromium-65.0.3325.162-boolfix.patch
@@ -0,0 +1,36 @@
+diff -up chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_ptr_info.h.boolfix chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_ptr_info.h
+--- chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_ptr_info.h.boolfix	2018-03-15 13:07:54.999428755 -0400
++++ chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_ptr_info.h	2018-03-15 13:08:21.270794252 -0400
+@@ -45,7 +45,7 @@ class AssociatedInterfacePtrInfo {
+ 
+   bool is_valid() const { return handle_.is_valid(); }
+ 
+-  explicit operator bool() const { return handle_; }
++  explicit operator bool() const { return static_cast<bool> (handle_); }
+ 
+   ScopedInterfaceEndpointHandle PassHandle() {
+     return std::move(handle_);
+diff -up chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_request.h.boolfix chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_request.h
+--- chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_request.h.boolfix	2018-03-15 13:07:09.680523296 -0400
++++ chromium-65.0.3325.162/mojo/public/cpp/bindings/associated_interface_request.h	2018-03-15 13:07:44.429684037 -0400
+@@ -50,7 +50,7 @@ class AssociatedInterfaceRequest {
+   // handle.
+   bool is_pending() const { return handle_.is_valid(); }
+ 
+-  explicit operator bool() const { return handle_; }
++  explicit operator bool() const { return static_cast<bool> (handle_); }
+ 
+   ScopedInterfaceEndpointHandle PassHandle() { return std::move(handle_); }
+ 
+diff -up chromium-65.0.3325.162/mojo/public/cpp/bindings/interface_request.h.boolfix chromium-65.0.3325.162/mojo/public/cpp/bindings/interface_request.h
+--- chromium-65.0.3325.162/mojo/public/cpp/bindings/interface_request.h.boolfix	2018-03-15 13:08:33.494499025 -0400
++++ chromium-65.0.3325.162/mojo/public/cpp/bindings/interface_request.h	2018-03-15 13:10:39.218462546 -0400
+@@ -54,7 +54,7 @@ class InterfaceRequest {
+   // Indicates whether the request currently contains a valid message pipe.
+   bool is_pending() const { return handle_.is_valid(); }
+ 
+-  explicit operator bool() const { return handle_; }
++  explicit operator bool() const { return static_cast<bool> (handle_); }
+ 
+   // Removes the message pipe from the request and returns it.
+   ScopedMessagePipeHandle PassMessagePipe() { return std::move(handle_); }
diff --git a/chromium.spec b/chromium.spec
index db28101f..ce610347 100644
--- a/chromium.spec
+++ b/chromium.spec
@@ -238,6 +238,8 @@ Patch82:	chromium-65.0.3325.146-GCC-explicitely-std-move-to-base-Optional-instea
 Patch83:	chromium-65.0.3325.146-GCC-IDB-methods-String-renamed-to-GetString.patch
 # https://github.com/lgsvl/meta-lgsvl-browser/blob/ac93e7622be66946c76504be6a1db8d644ae1e43/recipes-browser/chromium/files/0001-GCC-fully-declare-ConfigurationPolicyProvider.patch
 Patch84:	chromium-65.0.3325.146-GCC-fully-declare-ConfigurationPolicyProvider.patch
+# ../../mojo/public/cpp/bindings/associated_interface_ptr_info.h:48:43: error: cannot convert 'const mojo::ScopedInterfaceEndpointHandle' to 'bool' in return
+Patch85:	chromium-65.0.3325.162-boolfix.patch
 
 # Use chromium-latest.py to generate clean tarball from released build tarballs, found here:
 # http://build.chromium.org/buildbot/official/
@@ -697,6 +699,7 @@ udev.
 %patch82 -p1 -b .explicit-std-move
 %patch83 -p1 -b .GetString
 %patch84 -p1 -b .fully-declare
+%patch85 -p1 -b .boolfix
 
 %if 0%{?asan}
 export CC="clang"