diff --git a/include/libopencm3/stm32/f0/memorymap.h b/include/libopencm3/stm32/f0/memorymap.h
index fe71d6a6..ccb26ae8 100644
--- a/include/libopencm3/stm32/f0/memorymap.h
+++ b/include/libopencm3/stm32/f0/memorymap.h
@@ -111,6 +111,6 @@
 /* ST provided factory calibration values @ 3.3V */
 #define ST_VREFINT_CAL		MMIO16(0x1FFFF7BA)
 #define ST_TSENSE_CAL1_30C	MMIO16(0x1FFFF7B8)
-#define ST_TSENSE_CAL2_110	MMIO16(0x1FFFF7C2)
+#define ST_TSENSE_CAL2_110C	MMIO16(0x1FFFF7C2)
 
 #endif
diff --git a/include/libopencm3/stm32/f3/memorymap.h b/include/libopencm3/stm32/f3/memorymap.h
index 4d389af9..bace6063 100644
--- a/include/libopencm3/stm32/f3/memorymap.h
+++ b/include/libopencm3/stm32/f3/memorymap.h
@@ -124,6 +124,6 @@
 /* ST provided factory calibration values @ 3.3V */
 #define ST_VREFINT_CAL		MMIO16(0x1FFFF7BA)
 #define ST_TSENSE_CAL1_30C	MMIO16(0x1FFFF7B8)
-#define ST_TSENSE_CAL2_110	MMIO16(0x1FFFF7C2)
+#define ST_TSENSE_CAL2_110C	MMIO16(0x1FFFF7C2)
 
 #endif
diff --git a/include/libopencm3/stm32/f4/memorymap.h b/include/libopencm3/stm32/f4/memorymap.h
index cc9e1c92..ba6f3660 100644
--- a/include/libopencm3/stm32/f4/memorymap.h
+++ b/include/libopencm3/stm32/f4/memorymap.h
@@ -152,6 +152,6 @@
 /* ST provided factory calibration values @ 3.3V */
 #define ST_VREFINT_CAL		MMIO16(0x1FFF7A2A)
 #define ST_TSENSE_CAL1_30C	MMIO16(0x1FFF7A2C)
-#define ST_TSENSE_CAL2_110	MMIO16(0x1FFF7A2E)
+#define ST_TSENSE_CAL2_110C	MMIO16(0x1FFF7A2E)
 
 #endif