diff --git a/library/linear.dcm b/library/linear.dcm
index f10ecbf0..e19ac741 100644
--- a/library/linear.dcm
+++ b/library/linear.dcm
@@ -468,12 +468,6 @@ K operational transconductance amplifier OTA
 F http://www.ti.com/lit/ds/symlink/lm13700.pdf
 $ENDCMP
 #
-$CMP LM193
-D Low-Power, Low-Offset Voltage, Dual Comparators, DIP-8/SOIC-8
-K dual comparator
-F http://www.ti.com/lit/ds/symlink/lm393-n.pdf
-$ENDCMP
-#
 $CMP LM201
 D Operational Amplifier, DIP-8/TO-99-8
 K single opamp
@@ -504,12 +498,6 @@ K dual opamp
 F http://www.ti.com/lit/ds/symlink/lm358.pdf
 $ENDCMP
 #
-$CMP LM293
-D Low-Power, Low-Offset Voltage, Dual Comparators, DIP-8/SOIC-8/SSOP-8
-K dual comparator
-F http://www.ti.com/lit/ds/symlink/lm393-n.pdf
-$ENDCMP
-#
 $CMP LM301
 D Operational Amplifier, DIP-8/TO-99-8
 K single opamp