diff --git a/1990/jaw/Makefile b/1990/jaw/Makefile
index 89565d2e9..baf6b45f4 100644
--- a/1990/jaw/Makefile
+++ b/1990/jaw/Makefile
@@ -142,7 +142,7 @@ atob: zcat
 ${PROG}:
 	${RM} -f $@
 	echo 'PATH=;export PATH;./atob|./zcat' > $@
-	${CHMOD} 0555 $@
+	${CHMOD} 0755 $@
 
 # alternative executable
 #
diff --git a/1990/jaw/shark.sh b/1990/jaw/shark.sh
index f37225ad6..7571ed005 100755
--- a/1990/jaw/shark.sh
+++ b/1990/jaw/shark.sh
@@ -9,11 +9,11 @@ for i in "${@?${usage?$0 file...}}";do<"$i"||exit;done
 #
 # "Cleverly he dialed from within." -- D. Van Vliet, "Trout Mask Replica"
 #
-PATH=$PATH:.:.. a=atob m=unshark z=zcat
+a=atob m=unshark z=zcat
 r="rm -f $a $m* ../$m.tar $z" v="cc -Wno-implicit-function-declaration -Wno-implicit-int -o $z $m.c"
 trap '$r;exit 1' 1 2 13 15
 echo decoding...
-(:|compress|btoa|./$a|./$z)2>$m>&2||(sed '1,9s/./#define & /
+(:|compress|btoa|$a|$z)2>$m>&2||(sed '1,9s/./#define & /
 s/@/[w]/g
 s/C/char /g
 s/I/;if(/g
@@ -43,5 +43,5 @@ Z,h@=w;n=8;f=Q+e;i=o=HIo<0)X,1;P(i)WH+1){Iw==Q&e){Z;m=n=8;f=QIH<0)X}
 c=wIw>=f)U++=i,w=oWw>=Q)U++=h@,w=t@;P(i=h@)Wp>D+Q)P(*--p)
 I(w=f)<1l<<k)t@=o,h[f++]=i;o=c}X}
 _
-($v);echo 1>&2;ln -f $z $a);./$a<<\w>./$m-&&./$z<./$m->./$m;tar xvf ../$m.tar&&$r
+($v);echo 1>&2;ln -f $z $a);./$a<<\w>$m-&&./$z<$m->$m;tar xvf ../$m.tar&&$r
 Z
diff --git a/thanks-for-fixes.md b/thanks-for-fixes.md
index d5770fa29..58222e219 100644
--- a/thanks-for-fixes.md
+++ b/thanks-for-fixes.md
@@ -948,10 +948,9 @@ with if the C preprocessor botches single quotes in cpp expansion.
 
 ## [1990/jaw](1990/jaw/jaw.c) ([README.md](1990/jaw/README.md]))
 
-Cody fixed the script to work properly in modern environments including paths,
-writing to and extracting from stdout, (to do with `$PATH`
-not having `.` in it) and relying on the exit code in the commands to allow for
-`&& ...`.
+Cody fixed the script to work properly in modern environments including writing
+to and extracting from `stdout` and relying on the exit code in the commands to
+allow for `&& ...`.
 
 He also changed the `perror(3)` call to `fprintf(3)` because in macOS when errno
 is 0 it shows what looks like an error.
@@ -961,7 +960,7 @@ the time.
 
 NOTE: as `btoa` is not common we used a ruby script from Yusuke but with a minor
 fix applied by Cody that made the program just show `oops` twice from invalid
-input.
+input but which now works.
 
 
 ## [1990/pjr](1990/pjr/pjr.c) ([README.md](1990/pjr/README.md]))