diff --git a/reactos/base/system/smss/smutil.c b/reactos/base/system/smss/smutil.c
index cb950e65935..fde2ba725f0 100644
--- a/reactos/base/system/smss/smutil.c
+++ b/reactos/base/system/smss/smutil.c
@@ -536,7 +536,7 @@ SmpRestoreBootStatusData(IN BOOLEAN BootOkay,
     Status = RtlLockBootStatusData(&BootState);
     if (NT_SUCCESS(Status))
     {
-        /* Write the bootokay and bootshudown values */
+        /* Write the bootokay and bootshutdown values */
         RtlGetSetBootStatusData(BootState,
                                 FALSE,
                                 RtlBsdItemBootGood,
diff --git a/reactos/subsystems/win32/csrsrv/procsup.c b/reactos/subsystems/win32/csrsrv/procsup.c
index af89f6e97d9..e2ae6ce0a47 100644
--- a/reactos/subsystems/win32/csrsrv/procsup.c
+++ b/reactos/subsystems/win32/csrsrv/procsup.c
@@ -1297,7 +1297,7 @@ CsrShutdownProcesses(IN PLUID CallerLuid,
         CsrProcess->ShutdownFlags = 0;
     }
 
-    /* Set shudown Priority */
+    /* Set shutdown Priority */
     CsrSetToShutdownPriority();
 
     /* Start looping */
diff --git a/reactos/subsystems/win32/csrsrv/thredsup.c b/reactos/subsystems/win32/csrsrv/thredsup.c
index b4063c6b7aa..87b471b8a17 100644
--- a/reactos/subsystems/win32/csrsrv/thredsup.c
+++ b/reactos/subsystems/win32/csrsrv/thredsup.c
@@ -1045,7 +1045,7 @@ CsrReferenceThread(IN PCSR_THREAD CsrThread)
     CsrAcquireProcessLock();
 
     /* Sanity checks */
-    ASSERT(CsrThread->Flags & CsrThreadTerminated); // CSR_THREAD_DESTROYED in ASSERT
+    ASSERT((CsrThread->Flags & CsrThreadTerminated) == 0);
     ASSERT(CsrThread->ReferenceCount != 0);
 
     /* Increment reference count */