diff --git a/src/compiler/resolutionCache.ts b/src/compiler/resolutionCache.ts
index 77a1f146938..ab3d8a880ec 100644
--- a/src/compiler/resolutionCache.ts
+++ b/src/compiler/resolutionCache.ts
@@ -77,7 +77,7 @@ export interface ResolutionWithFailedLookupLocations {
 
 interface ResolutionWithResolvedFileName {
     resolvedFileName: string | undefined;
-    packagetId?: PackageId;
+    packageId?: PackageId;
 }
 
 /** @internal */
@@ -516,12 +516,12 @@ export function createResolutionCache(resolutionHost: ResolutionCacheHost, rootD
                             host,
                             loader === resolveModuleName as unknown ?
                                 resolved?.resolvedFileName ?
-                                    resolved.packagetId ?
+                                    resolved.packageId ?
                                         Diagnostics.Reusing_resolution_of_module_0_from_1_found_in_cache_from_location_2_it_was_successfully_resolved_to_3_with_Package_ID_4 :
                                         Diagnostics.Reusing_resolution_of_module_0_from_1_found_in_cache_from_location_2_it_was_successfully_resolved_to_3 :
                                     Diagnostics.Reusing_resolution_of_module_0_from_1_found_in_cache_from_location_2_it_was_not_resolved :
                                 resolved?.resolvedFileName ?
-                                    resolved.packagetId ?
+                                    resolved.packageId ?
                                         Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_found_in_cache_from_location_2_it_was_successfully_resolved_to_3_with_Package_ID_4 :
                                         Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_found_in_cache_from_location_2_it_was_successfully_resolved_to_3 :
                                     Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_found_in_cache_from_location_2_it_was_not_resolved,
@@ -529,7 +529,7 @@ export function createResolutionCache(resolutionHost: ResolutionCacheHost, rootD
                             containingFile,
                             getDirectoryPath(containingFile),
                             resolved?.resolvedFileName,
-                            resolved?.packagetId && packageIdToString(resolved.packagetId)
+                            resolved?.packageId && packageIdToString(resolved.packageId)
                         );
                     }
                 }
@@ -560,19 +560,19 @@ export function createResolutionCache(resolutionHost: ResolutionCacheHost, rootD
                         host,
                         loader === resolveModuleName as unknown ?
                             resolved?.resolvedFileName ?
-                                resolved.packagetId ?
+                                resolved.packageId ?
                                     Diagnostics.Reusing_resolution_of_module_0_from_1_of_old_program_it_was_successfully_resolved_to_2_with_Package_ID_3 :
                                     Diagnostics.Reusing_resolution_of_module_0_from_1_of_old_program_it_was_successfully_resolved_to_2 :
                                 Diagnostics.Reusing_resolution_of_module_0_from_1_of_old_program_it_was_not_resolved :
                             resolved?.resolvedFileName ?
-                                resolved.packagetId ?
+                                resolved.packageId ?
                                     Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_of_old_program_it_was_successfully_resolved_to_2_with_Package_ID_3 :
                                     Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_of_old_program_it_was_successfully_resolved_to_2 :
                                 Diagnostics.Reusing_resolution_of_type_reference_directive_0_from_1_of_old_program_it_was_not_resolved,
                         name,
                         containingFile,
                         resolved?.resolvedFileName,
-                        resolved?.packagetId && packageIdToString(resolved.packagetId)
+                        resolved?.packageId && packageIdToString(resolved.packageId)
                     );
                 }
             }