diff --git a/ext/fribidi/fribidi.c b/ext/fribidi/fribidi.c
index 5270901e56b..78890dd6ba3 100755
--- a/ext/fribidi/fribidi.c
+++ b/ext/fribidi/fribidi.c
@@ -190,7 +190,7 @@ PHP_FUNCTION(fribidi_log2vis)
 			fribidi_isiri_3342_to_unicode(inString, u_logical_str);
 			break;
 		default:
-			zend_error(E_ERROR,"unknown character set %d<BR>", Z_LVAL_PP(parameter3));
+			zend_error(E_ERROR,"unknown character set %d<br />", Z_LVAL_PP(parameter3));
 	}
 	
 	
@@ -227,7 +227,7 @@ PHP_FUNCTION(fribidi_log2vis)
 			fribidi_unicode_to_isiri_3342(u_visual_str, len , outString);
 			break;
 		default:
-			zend_error(E_ERROR,"unknown character set %d<BR>", Z_LVAL_PP(parameter3));
+			zend_error(E_ERROR,"unknown character set %d<br />", Z_LVAL_PP(parameter3));
 	}
 	
 
diff --git a/ext/hyperwave/hg_comm.c b/ext/hyperwave/hg_comm.c
index d09ddad7b37..ff8913d3393 100644
--- a/ext/hyperwave/hg_comm.c
+++ b/ext/hyperwave/hg_comm.c
@@ -1418,7 +1418,7 @@ hg_msg *recv_hg_msg_head(int sockfd)
 	}
 
 #ifdef HW_DEBUG
-	php_printf("<B>   Recv msg: </B>type = %d -- id = %d<BR>\n", msg->msg_type, msg->version_msgid);
+	php_printf("<b>   Recv msg: </b>type = %d -- id = %d<br />\n", msg->msg_type, msg->version_msgid);
 #endif
 	return(msg);
 }
@@ -1470,7 +1470,7 @@ hg_msg *recv_hg_msg(int sockfd)
 		msg->buf = NULL;  
 
 #ifdef HW_DEBUG
-	php_printf("<B>   Recv msg: </B>type = %d -- id = %d<BR>\n", msg->msg_type, msg->version_msgid);
+	php_printf("<b>   Recv msg: </b>type = %d -- id = %d<br />\n", msg->msg_type, msg->version_msgid);
 #endif
 	return(msg);
 }
@@ -5681,7 +5681,7 @@ static int send_hg_msg(int sockfd, hg_msg *msg, int length)
      char *buf, *tmp;
 
 #ifdef HW_DEBUG
-	php_printf("<B>Sending msg: </B>type = %d -- id = %d<BR>\n", msg->msg_type, msg->version_msgid);
+	php_printf("<b>Sending msg: </b>type = %d -- id = %d<br />\n", msg->msg_type, msg->version_msgid);
 #endif
      if ( length < HEADER_LENGTH )  {
 /*          fprintf(stderr, "send_hg_msg: bad msg\n"); */
@@ -5793,7 +5793,7 @@ static char *build_msg_int(char *buf, int val) {
 	int tmp;
 
 #ifdef HW_DEBUG
-	php_printf("   Added int to header: <B>%d</B><BR>\n", val);
+	php_printf("   Added int to header: <b>%d</b><br />\n", val);
 #endif
 	tmp = swap_on ? swap(val) : val;
 	memcpy(buf, (char *)&tmp, 4);
@@ -5807,7 +5807,7 @@ static char *build_msg_str(char *buf, char *str)
      int len = strlen(str)+1;
 
 #ifdef HW_DEBUG
-	php_printf("   Added str to header: <B>%s</B> (%d)<BR>\n", str, strlen(str));
+	php_printf("   Added str to header: <b>%s</b> (%d)<br />\n", str, strlen(str));
 #endif
 
      memcpy(buf, str, len);
diff --git a/ext/mcal/php_mcal.c b/ext/mcal/php_mcal.c
index c57e7b31dd6..8589e21b4dd 100644
--- a/ext/mcal/php_mcal.c
+++ b/ext/mcal/php_mcal.c
@@ -144,7 +144,7 @@ PHP_MINFO_FUNCTION(mcal)
 	php_info_print_table_start();
 	php_info_print_table_row(2, "MCAL Support", "enabled" );
 #ifdef MCALVER
-	snprintf(tmp, 128, "%s<BR>%d", CALVER, MCALVER);
+	snprintf(tmp, 128, "%s<br />%d", CALVER, MCALVER);
 #else
 	snprintf(tmp, 128, "%s", CALVER );
 #endif
diff --git a/ext/xslt/xslt.c b/ext/xslt/xslt.c
index 9f098542980..4df70c35a1e 100644
--- a/ext/xslt/xslt.c
+++ b/ext/xslt/xslt.c
@@ -45,7 +45,7 @@ extern void xslt_debug(char *function_name, char *format, ...)
 
 	buffer[sizeof(buffer) - 1] = '\0';
 
-	php_printf("<b>XSLT Debug</b>: %s: %s<br>\n", 
+	php_printf("<b>XSLT Debug</b>: %s: %s<br />\n", 
 	           function_name, buffer);
 #endif
 }
diff --git a/sapi/pi3web/pi3web_sapi.c b/sapi/pi3web/pi3web_sapi.c
index a1bb15f527c..5d31a7fa1a0 100644
--- a/sapi/pi3web/pi3web_sapi.c
+++ b/sapi/pi3web/pi3web_sapi.c
@@ -91,7 +91,7 @@ static void php_info_pi3web(ZEND_MODULE_INFO_FUNC_ARGS)
 	php_info_print_table_row(2, "Server PID", variable_buf);
 	php_info_print_table_row(2, "Server Platform", PIPlatform_getDescription());
 
-	PUTS("</table><BR>");	
+	PUTS("</table><br />");	
 
 	PUTS("<table border=0 cellpadding=3 cellspacing=1 width=600 align=center>\n");
 	PUTS("<tr><th colspan=2 bgcolor=\"" PHP_HEADER_COLOR "\">HTTP Request Information</th></tr>\n");
diff --git a/sapi/tux/php_tux.c b/sapi/tux/php_tux.c
index 48fb84c86ed..ef989035178 100644
--- a/sapi/tux/php_tux.c
+++ b/sapi/tux/php_tux.c
@@ -342,7 +342,7 @@ static void *separate_thread(void *bla)
 	fd = (int) bla;
 
 	while (i++ < 5) {
-		send(fd, "test<br>\n", 9, 0);
+		send(fd, "test<br />\n", 9, 0);
 		sleep(1);
 	}