diff --git a/man/libtiff.3tiff b/man/libtiff.3tiff
index 89d75e07..8e9ff35b 100644
--- a/man/libtiff.3tiff
+++ b/man/libtiff.3tiff
@@ -342,7 +342,7 @@ WhitePoint	318	R/W
 XPosition	286	R/W
 XResolution	282	R/W
 YCbCrCoefficients	529	R/W	used by TIFFRGBAImage support
-YCbCrPositioning	531	R/W	tile/strip size calulcations
+YCbCrPositioning	531	R/W	tile/strip size calculations
 YCbCrSubsampling	530	R/W
 YPosition	286	R/W
 YResolution	283	R/W	used by Group 3 codec
@@ -408,7 +408,7 @@ The default value is a pointer to a builtin function that images
 packed bilevel data.
 .TP
 .B TIFFTAG_IPTCNEWSPHOTO
-Tag contaings image metadata per the IPTC newsphoto spec: Headline, 
+Tag contains image metadata per the IPTC newsphoto spec: Headline, 
 captioning, credit, etc... Used by most wire services. 
 .TP
 .B TIFFTAG_PHOTOSHOP