diff --git a/devices/common_patches/g0_flash.yaml b/devices/common_patches/g0_flash.yaml
new file mode 100644
index 000000000..5b5d6afbc
--- /dev/null
+++ b/devices/common_patches/g0_flash.yaml
@@ -0,0 +1,15 @@
+FLASH:
+  _modify:
+    # Fix access and reset values.
+    WRP??R:
+      access: read-write
+      resetValue: 0x000000ff
+    PCROP??SR:
+      access: read-write
+      resetValue: 0xffffffff
+    PCROP??ER:
+      access: read-write
+      resetValue: 0x00000000
+    SECR:
+      access: read-write
+      resetValue: 0x00000000
diff --git a/devices/stm32g030.yaml b/devices/stm32g030.yaml
index e40563402..207184a5d 100644
--- a/devices/stm32g030.yaml
+++ b/devices/stm32g030.yaml
@@ -36,3 +36,4 @@ _include:
  - common_patches/tim/common.yaml
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g031.yaml b/devices/stm32g031.yaml
index f55514836..bed2de4e3 100644
--- a/devices/stm32g031.yaml
+++ b/devices/stm32g031.yaml
@@ -36,3 +36,4 @@ _include:
  - common_patches/tim/common.yaml
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g041.yaml b/devices/stm32g041.yaml
index 00db40e17..a8b3d006d 100644
--- a/devices/stm32g041.yaml
+++ b/devices/stm32g041.yaml
@@ -29,3 +29,4 @@ _include:
  - common_patches/tim/common.yaml
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g070.yaml b/devices/stm32g070.yaml
index e656ae6b4..4a529481f 100644
--- a/devices/stm32g070.yaml
+++ b/devices/stm32g070.yaml
@@ -168,3 +168,5 @@ _include:
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim6.yaml
  - ../peripherals/tim/tim_advanced.yaml
+
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g071.yaml b/devices/stm32g071.yaml
index ad5f61a1a..befbcdc8e 100644
--- a/devices/stm32g071.yaml
+++ b/devices/stm32g071.yaml
@@ -92,3 +92,4 @@ _include:
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim6.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g081.yaml b/devices/stm32g081.yaml
index 98281c3cd..5d2ff70c0 100644
--- a/devices/stm32g081.yaml
+++ b/devices/stm32g081.yaml
@@ -51,3 +51,4 @@ _include:
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim6.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g0b1.yaml b/devices/stm32g0b1.yaml
index 99362cbd9..e7aa85cfc 100644
--- a/devices/stm32g0b1.yaml
+++ b/devices/stm32g0b1.yaml
@@ -117,3 +117,4 @@ _include:
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim6.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml
diff --git a/devices/stm32g0c1.yaml b/devices/stm32g0c1.yaml
index 5efb148f5..ddf2204cd 100644
--- a/devices/stm32g0c1.yaml
+++ b/devices/stm32g0c1.yaml
@@ -125,3 +125,4 @@ _include:
  - ../peripherals/tim/tim_basic.yaml
  - ../peripherals/tim/tim6.yaml
  - ../peripherals/tim/tim_advanced.yaml
+ - ./common_patches/g0_flash.yaml