diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 515d041abd76bd8dbbf2483da6169fa9f159c911..577cc7f0b42ed2d4992bdc0c3c17e23c1c9a3235 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -154,7 +154,7 @@ jobs:
             - false
           library:
             - name: boringssl
-              version: 8d71d244c0debac4079beeb02b5802fde59b94bd
+              version: f78fe19fc98e0e6f760e05c6b9d48725004700d0
             - name: openssl
               version: vendored
             - name: openssl
diff --git a/openssl/src/x509/store.rs b/openssl/src/x509/store.rs
index 8619086ebbd585005d7ed436decb464d5f5c5fd3..c6cd4f12d512d199da9c2a244e0b6b9376c6329b 100644
--- a/openssl/src/x509/store.rs
+++ b/openssl/src/x509/store.rs
@@ -165,7 +165,9 @@ impl X509Lookup<HashDir> {
     /// directory.
     #[corresponds(X509_LOOKUP_hash_dir)]
     pub fn hash_dir() -> &'static X509LookupMethodRef<HashDir> {
-        unsafe { X509LookupMethodRef::from_ptr(ffi::X509_LOOKUP_hash_dir()) }
+        // `*mut` cast is needed because BoringSSL returns a `*const`. This is
+        // ok because we only return an immutable reference.
+        unsafe { X509LookupMethodRef::from_ptr(ffi::X509_LOOKUP_hash_dir() as *mut _) }
     }
 }
 
@@ -197,7 +199,9 @@ impl X509Lookup<File> {
     /// into memory at the time the file is added as a lookup source.
     #[corresponds(X509_LOOKUP_file)]
     pub fn file() -> &'static X509LookupMethodRef<File> {
-        unsafe { X509LookupMethodRef::from_ptr(ffi::X509_LOOKUP_file()) }
+        // `*mut` cast is needed because BoringSSL returns a `*const`. This is
+        // ok because we only return an immutable reference.
+        unsafe { X509LookupMethodRef::from_ptr(ffi::X509_LOOKUP_file() as *mut _) }
     }
 }