diff --git a/arch/mips/src/pic32mx/pic32mx_ethernet.c b/arch/mips/src/pic32mx/pic32mx_ethernet.c
index 6f2bd5547b3..8232e6aa1d8 100644
--- a/arch/mips/src/pic32mx/pic32mx_ethernet.c
+++ b/arch/mips/src/pic32mx/pic32mx_ethernet.c
@@ -277,6 +277,7 @@
 #ifndef MAX
 #  define MAX(a,b) (((a) > (b)) ? (a) : (b))
 #endif
+
 /****************************************************************************
  * Private Types
  ****************************************************************************/
diff --git a/drivers/sensors/Kconfig b/drivers/sensors/Kconfig
index 057fca97861..f15da78928b 100644
--- a/drivers/sensors/Kconfig
+++ b/drivers/sensors/Kconfig
@@ -763,8 +763,8 @@ config MPU60X0_GYRO_FS_SEL
 	int "MPU60x0 Gyro FS_SEL"
 	default 2
 	---help---
-		Sets the @fs_sel bit in GYRO_CONFIG to the value provided. Per 
-		the	datasheet, the meaning of @fs_sel is as follows:
+		Sets the @fs_sel bit in GYRO_CONFIG to the value provided. Per
+		the datasheet, the meaning of @fs_sel is as follows:
 		GYRO_CONFIG(0x1b) :   XG_ST YG_ST ZG_ST FS_SEL1 FS_SEL0 x  x  x
 		XG_ST, YG_ST, ZG_ST  :  self-test (unsupported in this driver)
 				1 -> activate self-test on X, Y, and/or Z gyros
diff --git a/fs/Makefile b/fs/Makefile
index ed682f45fed..35465b32ad7 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -79,7 +79,7 @@ $(AOBJS): %$(OBJEXT): %.S
 $(COBJS): %$(OBJEXT): %.c
 	$(call COMPILE, $<, $@)
 
-$(BIN):	$(OBJS)
+$(BIN): $(OBJS)
 	$(call ARCHIVE, $@, $(OBJS))
 
 context::
diff --git a/libs/libxx/Makefile b/libs/libxx/Makefile
index 4d524d9d3f4..7b5bb8ee3a4 100644
--- a/libs/libxx/Makefile
+++ b/libs/libxx/Makefile
@@ -71,7 +71,7 @@ $(CXXOBJS): %$(OBJEXT): %.cxx
 $(CPPOBJS): %$(OBJEXT): %.cpp
 	$(call COMPILEXX, $<, $@)
 
-$(BIN):	$(OBJS)
+$(BIN): $(OBJS)
 	$(call ARCHIVE, $@, $(OBJS))
 
 context::
diff --git a/video/Makefile b/video/Makefile
index 091c7d9158c..f7b7f72aaf9 100644
--- a/video/Makefile
+++ b/video/Makefile
@@ -38,7 +38,7 @@ $(AOBJS): %$(OBJEXT): %.S
 $(COBJS): %$(OBJEXT): %.c
 	$(call COMPILE, $<, $@)
 
-$(BIN):	$(OBJS)
+$(BIN): $(OBJS)
 	$(call ARCHIVE, $@, $(OBJS))
 
 makedepfile: $(CSRCS:.c=.ddc) $(ASRCS:.S=.dds)