diff --git a/src/fw/applib/graphics/graphics_circle.c b/src/fw/applib/graphics/graphics_circle.c
index 48360f39..6520a8d7 100644
--- a/src/fw/applib/graphics/graphics_circle.c
+++ b/src/fw/applib/graphics/graphics_circle.c
@@ -516,7 +516,7 @@ void graphics_draw_circle(GContext* ctx, GPoint p, uint16_t radius) {
   }
 
   if (radius == 0) {
-    // Special case radius 0 to fill a circle with radius eqaul to half the stroke width
+    // Special case radius 0 to fill a circle with radius equal to half the stroke width
     // Backup the fill color and set that to the current stroke color since the fill color
     // is what is used for fill circle. Restore the fill color afterwards.
     GColor backup_fill_color = ctx->draw_state.fill_color;
diff --git a/src/fw/util/pstring.h b/src/fw/util/pstring.h
index d890289f..d8195566 100644
--- a/src/fw/util/pstring.h
+++ b/src/fw/util/pstring.h
@@ -54,7 +54,7 @@ void pstring_pstring16_to_string(const PascalString16 *pstring, char *string_out
 //!                    Must be at least size (string + 1).
 void pstring_string_to_pstring16(char string[], PascalString16 *pstring_out);
 
-//! Checks if 2 pstrings are euqual and returns true if so.
+//! Checks if 2 pstrings are equal and returns true if so.
 //! @note returns false if either / both pstrings are NULL
 bool pstring_equal(const PascalString16 *ps1, const PascalString16 *ps2);
 
diff --git a/tools/mpu_calc.py b/tools/mpu_calc.py
index f083d0b3..b5ede83c 100644
--- a/tools/mpu_calc.py
+++ b/tools/mpu_calc.py
@@ -22,7 +22,7 @@ NUM_SUBREGIONS = 8
 
 
 def round_up_to_power_of_two(x):
-    """ Find the next power of two that is eqaul to or greater than x
+    """ Find the next power of two that is equal to or greater than x
 
     >>> round_up_to_power_of_two(4)
     4