diff --git a/base/types/strong_alias.h b/base/types/strong_alias.h
index 9f80b7fc8adf..4d28bd195c8a 100644
--- a/base/types/strong_alias.h
+++ b/base/types/strong_alias.h
@@ -110,7 +110,7 @@ class StrongAlias {
   // a `StrongAlias<W>`.
   friend constexpr auto operator<=>(const StrongAlias& lhs,
                                     const StrongAlias& rhs) = default;
-  friend constexpr bool operator==(const StrongAlias& lhs,
+  friend bool operator==(const StrongAlias& lhs,
                                    const StrongAlias& rhs) = default;
 
   // Hasher to use in std::unordered_map, std::unordered_set, etc.
diff --git a/components/autofill/core/common/unique_ids.h b/components/autofill/core/common/unique_ids.h
index eb8d5d2c8ec9..6bfabf286379 100644
--- a/components/autofill/core/common/unique_ids.h
+++ b/components/autofill/core/common/unique_ids.h
@@ -137,7 +137,7 @@ struct GlobalId {
 
   friend constexpr auto operator<=>(const GlobalId<RendererId>& lhs,
                                     const GlobalId<RendererId>& rhs) = default;
-  friend constexpr bool operator==(const GlobalId<RendererId>& lhs,
+  friend bool operator==(const GlobalId<RendererId>& lhs,
                                    const GlobalId<RendererId>& rhs) = default;
 };
 
diff --git a/components/performance_manager/resource_attribution/query_params.h b/components/performance_manager/resource_attribution/query_params.h
index 4616f1665e91..679dfcabe999 100644
--- a/components/performance_manager/resource_attribution/query_params.h
+++ b/components/performance_manager/resource_attribution/query_params.h
@@ -29,7 +29,7 @@ class ContextCollection {
   ContextCollection(const ContextCollection& other);
   ContextCollection& operator=(const ContextCollection& other);
 
-  friend constexpr bool operator==(const ContextCollection&,
+  friend bool operator==(const ContextCollection&,
                                    const ContextCollection&) = default;
 
   // Adds `context` to the collection.
@@ -67,7 +67,7 @@ struct QueryParams {
   QueryParams(const QueryParams& other);
   QueryParams& operator=(const QueryParams& other);
 
-  friend constexpr bool operator==(const QueryParams&,
+  friend bool operator==(const QueryParams&,
                                    const QueryParams&) = default;
 
   // Resource types to measure.