diff --git a/dlls/crypt32/cert.c b/dlls/crypt32/cert.c
index f88cf95d5c8..cb1b9737cc9 100644
--- a/dlls/crypt32/cert.c
+++ b/dlls/crypt32/cert.c
@@ -2197,6 +2197,14 @@ BOOL WINAPI CryptVerifyCertificateSignatureEx(HCRYPTPROV_LEGACY hCryptProv,
     return ret;
 }
 
+BOOL WINAPI CertGetIntendedKeyUsage(DWORD dwCertEncodingType,
+ PCERT_INFO pCertInfo, BYTE *pbKeyUsage, DWORD cbKeyUsage)
+{
+    FIXME("(%08x, %p, %p, %d)\n", dwCertEncodingType, pCertInfo, pbKeyUsage,
+     cbKeyUsage);
+    return FALSE;
+}
+
 BOOL WINAPI CertGetEnhancedKeyUsage(PCCERT_CONTEXT pCertContext, DWORD dwFlags,
  PCERT_ENHKEY_USAGE pUsage, DWORD *pcbUsage)
 {
diff --git a/dlls/crypt32/crypt32.spec b/dlls/crypt32/crypt32.spec
index bcab03094b3..ce427bd3a0a 100644
--- a/dlls/crypt32/crypt32.spec
+++ b/dlls/crypt32/crypt32.spec
@@ -57,7 +57,7 @@
 @ stdcall CertGetCertificateChain(ptr ptr ptr ptr ptr long ptr ptr)
 @ stdcall CertGetCertificateContextProperty(ptr long ptr ptr)
 @ stdcall CertGetEnhancedKeyUsage(ptr long ptr ptr)
-@ stub CertGetIntendedKeyUsage
+@ stdcall CertGetIntendedKeyUsage(long ptr ptr long)
 @ stdcall CertGetIssuerCertificateFromStore(long ptr ptr ptr)
 @ stdcall CertGetNameStringA(ptr long long ptr ptr long)
 @ stdcall CertGetNameStringW(ptr long long ptr ptr long)
diff --git a/include/wincrypt.h b/include/wincrypt.h
index e9fbef0ce46..32b523dc619 100644
--- a/include/wincrypt.h
+++ b/include/wincrypt.h
@@ -4140,6 +4140,9 @@ BOOL WINAPI CertSerializeCRLStoreElement(PCCRL_CONTEXT pCrlContext,
 BOOL WINAPI CertSerializeCTLStoreElement(PCCTL_CONTEXT pCtlContext,
  DWORD dwFlags, BYTE *pbElement, DWORD *pcbElement);
 
+BOOL WINAPI CertGetIntendedKeyUsage(DWORD dwCertEncodingType,
+ PCERT_INFO pCertInfo, BYTE *pbKeyUsage, DWORD cbKeyUsage);
+
 BOOL WINAPI CertGetEnhancedKeyUsage(PCCERT_CONTEXT pCertContext, DWORD dwFlags,
  PCERT_ENHKEY_USAGE pUsage, DWORD *pcbUsage);
 BOOL WINAPI CertSetEnhancedKeyUsage(PCCERT_CONTEXT pCertContext,