Change OS_THREAD_LIBSPACE_NUM to be defined as a (compiler) macro
diff --git a/ARM.CMSIS.pdsc b/ARM.CMSIS.pdsc
index 8e2343f..4f95a1f 100644
--- a/ARM.CMSIS.pdsc
+++ b/ARM.CMSIS.pdsc
@@ -3231,7 +3231,7 @@
         <file category="header" name="CMSIS/RTOS2/RTX/Include/rtx_os.h"/>
 
         <!-- RTX configuration -->
-        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.0"/>
+        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.1"/>
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.c"  version="5.1.0"/>
 
         <!-- RTX templates -->
@@ -3316,7 +3316,7 @@
         <file category="header" name="CMSIS/RTOS2/RTX/Include/rtx_os.h"/>
 
         <!-- RTX configuration -->
-        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.0"/>
+        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.1"/>
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.c"  version="5.1.0"/>
 
         <!-- RTX templates -->
@@ -3380,7 +3380,7 @@
         <file category="header" name="CMSIS/RTOS2/RTX/Include/rtx_os.h"/>
 
         <!-- RTX configuration -->
-        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.0"/>
+        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.1"/>
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.c"  version="5.1.0"/>
 
         <!-- RTX templates -->
@@ -3478,7 +3478,7 @@
         <file category="header" name="CMSIS/RTOS2/RTX/Include/rtx_os.h"/>
 
         <!-- RTX configuration -->
-        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.0"/>
+        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.1"/>
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.c"  version="5.1.0"/>
 
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/handlers.c"    version="5.1.0"/>
@@ -3536,7 +3536,7 @@
         <file category="header" name="CMSIS/RTOS2/RTX/Include/rtx_os.h"/>
 
         <!-- RTX configuration -->
-        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.0"/>
+        <file category="header" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.h"  version="5.5.1"/>
         <file category="source" attr="config"   name="CMSIS/RTOS2/RTX/Config/RTX_Config.c"  version="5.1.0"/>
 
         <!-- RTX templates -->