diff --git a/math/primegen/Makefile b/math/primegen/Makefile
index 8405f4e0ad3e..1ae6ff52912e 100644
--- a/math/primegen/Makefile
+++ b/math/primegen/Makefile
@@ -39,16 +39,16 @@ do-configure:
 
 do-install:
 .for file in ${PROGRAM_FILES}
-	@${INSTALL_PROGRAM} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/bin
+	${INSTALL_PROGRAM} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/bin
 .endfor
 .for file in ${HEADER_FILES}
-	@${INSTALL_DATA} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/include
+	${INSTALL_DATA} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/include
 .endfor
 .for file in ${LIB_FILES}
-	@${INSTALL_DATA} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/lib
+	${INSTALL_DATA} ${WRKSRC}/${file} ${STAGEDIR}${PREFIX}/lib
 .endfor
-	@${INSTALL_MAN} ${WRKSRC}/primes.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
-	@${INSTALL_MAN} ${WRKSRC}/primegaps.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
-	@${INSTALL_MAN} ${WRKSRC}/primegen.3 ${STAGEDIR}${MAN3PREFIX}/man/man3
+	${INSTALL_MAN} ${WRKSRC}/primes.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
+	${INSTALL_MAN} ${WRKSRC}/primegaps.1 ${STAGEDIR}${MAN1PREFIX}/man/man1
+	${INSTALL_MAN} ${WRKSRC}/primegen.3 ${STAGEDIR}${MAN3PREFIX}/man/man3
 
 .include <bsd.port.mk>