diff --git a/platformio.ini b/platformio.ini
index 1bc6e60..f31e790 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -200,7 +200,7 @@ monitor_speed = 115200
 monitor_echo = yes
 
 [env:Nucleo-F411RE]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 board = nucleo_f411re
 framework = arduino
 lib_deps = ${env.lib_deps}
@@ -209,7 +209,7 @@ monitor_speed = 115200
 monitor_echo = yes
 
 [env:Nucleo-F446RE]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 board = nucleo_f446re
 framework = arduino
 lib_deps = ${env.lib_deps}
@@ -221,7 +221,7 @@ monitor_echo = yes
 ; tested as yet
 ;
 [env:Nucleo-F401RE]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 board = nucleo_f401re
 framework = arduino
 lib_deps = ${env.lib_deps}
@@ -234,7 +234,7 @@ monitor_echo = yes
 ; installed before you can let PlatformIO see this
 ;
 ; [env:Nucleo-F413ZH]
-; platform = ststm32 @ 17.6.0
+; platform = ststm32 @ ^18.0.0
 ; board = nucleo_f413zh
 ; framework = arduino
 ; lib_deps = ${env.lib_deps}
@@ -246,7 +246,7 @@ monitor_echo = yes
 ; installed before you can let PlatformIO see this
 ;
 [env:Nucleo-F446ZE]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 board = nucleo_f446ze
 framework = arduino
 lib_deps = ${env.lib_deps}
@@ -258,7 +258,7 @@ monitor_echo = yes
 ; installed before you can let PlatformIO see this
 ;
 ; [env:Nucleo-F412ZG]
-; platform = ststm32 @ 17.6.0
+; platform = ststm32 @ ^18.0.0
 ; board = nucleo_f412zg
 ; framework = arduino
 ; lib_deps = ${env.lib_deps}
@@ -270,7 +270,7 @@ monitor_echo = yes
 ; Experimental - Ethernet work still in progress
 ;
 [env:Nucleo-F429ZI]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 board = nucleo_f429zi
 framework = arduino
 lib_deps = ${env.lib_deps}
@@ -289,7 +289,7 @@ upload_protocol = stlink
 ; Experimental - Ethernet work still in progress
 ;
 [env:Nucleo-F439ZI]
-platform = ststm32 @ 17.6.0
+platform = ststm32 @ ^18.0.0
 ; board = nucleo_f439zi
 ; Temporarily treat it as an F429ZI (they are code compatible) until
 ; the PR to PlatformIO to update the F439ZI JSON file is available