diff --git a/src/font/cyrillic/robotocondensed_regular_12_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_12_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_12_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_12_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_14_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_14_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_14_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_14_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_16_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_16_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_16_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_16_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_20_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_20_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_20_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_20_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_22_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_22_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_22_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_22_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_24_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_24_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_24_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_24_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_26_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_26_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_26_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_26_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_28_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_28_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_28_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_28_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_32_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_32_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_32_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_32_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_36_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_36_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_36_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_36_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_38_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_38_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_38_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_38_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_40_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_40_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_40_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_40_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_44_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_44_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_44_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_44_cyrillic.cpp
diff --git a/src/font/cyrillic/robotocondensed_regular_48_cyrillic.c b/src/font/cyrillic/robotocondensed_regular_48_cyrillic.cpp
similarity index 100%
rename from src/font/cyrillic/robotocondensed_regular_48_cyrillic.c
rename to src/font/cyrillic/robotocondensed_regular_48_cyrillic.cpp