diff --git a/src/corelib/global/qtdeprecationmarkers.h b/src/corelib/global/qtdeprecationmarkers.h
index e87c860400..d283954167 100644
--- a/src/corelib/global/qtdeprecationmarkers.h
+++ b/src/corelib/global/qtdeprecationmarkers.h
@@ -201,6 +201,14 @@ QT_BEGIN_NAMESPACE
 # define QT_DEPRECATED_VERSION_6_9
 #endif
 
+#if QT_WARN_DEPRECATED_UP_TO >= QT_VERSION_CHECK(6, 10, 0)
+# define QT_DEPRECATED_VERSION_X_6_10(text) QT_DEPRECATED_X(text)
+# define QT_DEPRECATED_VERSION_6_10         QT_DEPRECATED
+#else
+# define QT_DEPRECATED_VERSION_X_6_10(text)
+# define QT_DEPRECATED_VERSION_6_10
+#endif
+
 #define QT_DEPRECATED_VERSION_X_5(minor, text)      QT_DEPRECATED_VERSION_X_5_##minor(text)
 #define QT_DEPRECATED_VERSION_X(major, minor, text) QT_DEPRECATED_VERSION_X_##major##_##minor(text)
 
@@ -297,6 +305,12 @@ QT_BEGIN_NAMESPACE
 # define QT_IF_DEPRECATED_SINCE_6_9(whenTrue, whenFalse) whenTrue
 #endif
 
+#if QT_DEPRECATED_SINCE(6, 10)
+# define QT_IF_DEPRECATED_SINCE_6_10(whenTrue, whenFalse) whenFalse
+#else
+# define QT_IF_DEPRECATED_SINCE_6_10(whenTrue, whenFalse) whenTrue
+#endif
+
 #ifdef __cplusplus
 // A tag to help mark stuff deprecated (cf. QStringViewLiteral)
 namespace QtPrivate {
diff --git a/src/corelib/ipc/qsharedmemory.cpp b/src/corelib/ipc/qsharedmemory.cpp
index ea0ff4f1b3..9e33b1d995 100644
--- a/src/corelib/ipc/qsharedmemory.cpp
+++ b/src/corelib/ipc/qsharedmemory.cpp
@@ -132,6 +132,7 @@ QSharedMemory::QSharedMemory(const QNativeIpcKey &key, QObject *parent)
     setNativeKey(key);
 }
 
+#if QT_DEPRECATED_SINCE(6, 10)
 /*!
   \deprecated
 
@@ -148,6 +149,7 @@ QSharedMemory::QSharedMemory(const QString &key, QObject *parent)
 {
     d_func()->legacyKey = key;
 }
+#endif
 
 /*!
   The destructor clears the key, which forces the shared memory object
@@ -166,7 +168,9 @@ QSharedMemory::~QSharedMemory()
     d->cleanHandle();
 }
 
+#if QT_DEPRECATED_SINCE(6, 10)
 /*!
+  \deprecated
   \overload
 
   Sets the legacy \a key for this shared memory object. If \a key is the same
@@ -192,6 +196,7 @@ void QSharedMemory::setKey(const QString &key)
     setNativeKey(legacyNativeKey(key));
     d->legacyKey = key;
 }
+#endif
 
 /*!
   \since 4.8
@@ -300,6 +305,7 @@ bool QSharedMemoryPrivate::initKey(SemaphoreAccessMode mode)
     return true;
 }
 
+#if QT_DEPRECATED_SINCE(6, 10)
 /*!
   \deprecated
   Returns the legacy key assigned with setKey() to this shared memory, or a null key
@@ -317,6 +323,7 @@ QString QSharedMemory::key() const
     Q_D(const QSharedMemory);
     return d->legacyKey;
 }
+#endif
 
 /*!
   \since 4.8
diff --git a/src/corelib/ipc/qsharedmemory.h b/src/corelib/ipc/qsharedmemory.h
index 2944366095..f8218cb0fe 100644
--- a/src/corelib/ipc/qsharedmemory.h
+++ b/src/corelib/ipc/qsharedmemory.h
@@ -50,12 +50,12 @@ public:
     QSharedMemory(const QNativeIpcKey &key, QObject *parent = nullptr);
     ~QSharedMemory();
 
-#if QT_DEPRECATED_SINCE(6, 9)
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+#if QT_DEPRECATED_SINCE(6, 10)
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     QSharedMemory(const QString &key, QObject *parent = nullptr);
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     void setKey(const QString &key);
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     QString key() const;
 #endif
 
@@ -102,4 +102,3 @@ private:
 QT_END_NAMESPACE
 
 #endif // QSHAREDMEMORY_H
-
diff --git a/src/corelib/ipc/qsystemsemaphore.cpp b/src/corelib/ipc/qsystemsemaphore.cpp
index c41ae6dbc2..0f59b378a3 100644
--- a/src/corelib/ipc/qsystemsemaphore.cpp
+++ b/src/corelib/ipc/qsystemsemaphore.cpp
@@ -68,6 +68,7 @@ inline void QSystemSemaphorePrivate::destructBackend()
   \sa {Inter-Process Communication}, QSharedMemory, QSemaphore
  */
 
+#if QT_DEPRECATED_SINCE(6, 10)
 /*!
   \deprecated
 
@@ -85,6 +86,7 @@ QSystemSemaphore::QSystemSemaphore(const QString &key, int initialValue, AccessM
 {
     d->legacyKey = key;
 }
+#endif
 
 /*!
   Requests a system semaphore for the specified \a key. The parameters
@@ -227,6 +229,7 @@ QNativeIpcKey QSystemSemaphore::nativeIpcKey() const
     return d->nativeKey;
 }
 
+#if QT_DEPRECATED_SINCE(6, 10)
 /*!
   \deprecated
   This function works the same as the constructor. It reconstructs
@@ -255,6 +258,7 @@ QString QSystemSemaphore::key() const
 {
     return d->legacyKey;
 }
+#endif
 
 /*!
   Acquires one of the resources guarded by this semaphore, if there is
diff --git a/src/corelib/ipc/qsystemsemaphore.h b/src/corelib/ipc/qsystemsemaphore.h
index 2eec661ab3..bd0057e6b7 100644
--- a/src/corelib/ipc/qsystemsemaphore.h
+++ b/src/corelib/ipc/qsystemsemaphore.h
@@ -47,12 +47,12 @@ public:
     { setNativeKey({ key, type }, initialValue, mode); }
     QNativeIpcKey nativeIpcKey() const;
 
-#if QT_DEPRECATED_SINCE(6, 9)
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+#if QT_DEPRECATED_SINCE(6, 10)
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     QSystemSemaphore(const QString &key, int initialValue = 0, AccessMode mode = Open);
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     void setKey(const QString &key, int initialValue = 0, AccessMode mode = Open);
-    QT_DEPRECATED_VERSION_X_6_9("Please refer to 'Native IPC Key' documentation")
+    QT_DEPRECATED_VERSION_X_6_10("Please refer to 'Native IPC Key' documentation")
     QString key() const;
 #endif
 
@@ -78,4 +78,3 @@ private:
 QT_END_NAMESPACE
 
 #endif // QSYSTEMSEMAPHORE_H
-