diff --git a/dlls/crypt32/cert.c b/dlls/crypt32/cert.c
index 04d16a0ec2b..3c603107d34 100644
--- a/dlls/crypt32/cert.c
+++ b/dlls/crypt32/cert.c
@@ -184,7 +184,7 @@ PCCERT_CONTEXT WINAPI CertDuplicateCertificateContext(
     if (!pCertContext)
         return NULL;
 
-    Context_AddRef((void *)pCertContext, sizeof(CERT_CONTEXT));
+    Context_AddRef((void *)pCertContext);
     return pCertContext;
 }
 
diff --git a/dlls/crypt32/context.c b/dlls/crypt32/context.c
index 19fe98abfbe..a31dccf6709 100644
--- a/dlls/crypt32/context.c
+++ b/dlls/crypt32/context.c
@@ -81,13 +81,13 @@ void *Context_CreateLinkContext(unsigned int contextSize, void *linked, unsigned
     context->type = ContextTypeLink;
     context->u.linked = BASE_CONTEXT_FROM_CONTEXT(linked);
     if (addRef)
-        Context_AddRef(linked, contextSize);
+        Context_AddRef(linked);
 
     TRACE("returning %p\n", context);
     return CONTEXT_FROM_BASE_CONTEXT(context);
 }
 
-void Context_AddRef(void *context, size_t contextSize)
+void Context_AddRef(void *context)
 {
     BASE_CONTEXT *baseContext = BASE_CONTEXT_FROM_CONTEXT(context);
 
diff --git a/dlls/crypt32/crl.c b/dlls/crypt32/crl.c
index dfb9a601082..dc23183fb81 100644
--- a/dlls/crypt32/crl.c
+++ b/dlls/crypt32/crl.c
@@ -327,7 +327,7 @@ PCCRL_CONTEXT WINAPI CertDuplicateCRLContext(PCCRL_CONTEXT pCrlContext)
 {
     TRACE("(%p)\n", pCrlContext);
     if (pCrlContext)
-        Context_AddRef((void *)pCrlContext, sizeof(CRL_CONTEXT));
+        Context_AddRef((void *)pCrlContext);
     return pCrlContext;
 }
 
diff --git a/dlls/crypt32/crypt32_private.h b/dlls/crypt32/crypt32_private.h
index 6793e3dd8f6..d1cc4ad1881 100644
--- a/dlls/crypt32/crypt32_private.h
+++ b/dlls/crypt32/crypt32_private.h
@@ -359,7 +359,7 @@ void Context_CopyProperties(const void *to, const void *from,
  */
 CONTEXT_PROPERTY_LIST *Context_GetProperties(const void *context, size_t contextSize) DECLSPEC_HIDDEN;
 
-void Context_AddRef(void *context, size_t contextSize) DECLSPEC_HIDDEN;
+void Context_AddRef(void *context) DECLSPEC_HIDDEN;
 
 typedef void (*ContextFreeFunc)(void *context);
 
diff --git a/dlls/crypt32/ctl.c b/dlls/crypt32/ctl.c
index 005f6bad8d5..bb29a715fed 100644
--- a/dlls/crypt32/ctl.c
+++ b/dlls/crypt32/ctl.c
@@ -460,7 +460,7 @@ PCCTL_CONTEXT WINAPI CertDuplicateCTLContext(PCCTL_CONTEXT pCtlContext)
 {
     TRACE("(%p)\n", pCtlContext);
     if (pCtlContext)
-        Context_AddRef((void *)pCtlContext, sizeof(CTL_CONTEXT));
+        Context_AddRef((void *)pCtlContext);
     return pCtlContext;
 }