diff --git a/aegisub/src/auto4_lua.cpp b/aegisub/src/auto4_lua.cpp
index 6cfcfb087..570a058b4 100644
--- a/aegisub/src/auto4_lua.cpp
+++ b/aegisub/src/auto4_lua.cpp
@@ -667,7 +667,7 @@ namespace Automation4 {
 
 		// Strip the location from the error message since it's redundant with
 		// the stack trace
-		boost::regex location("^\\[string \".*\"\\]:[0-9]+: ");
+		boost::regex location(R"(^\[string ".*"\]:[0-9]+: )");
 		message = regex_replace(message, location, "", boost::format_first_only);
 
 		std::vector<std::string> frames;
diff --git a/aegisub/src/command/edit.cpp b/aegisub/src/command/edit.cpp
index 08dc12b40..204a672d6 100644
--- a/aegisub/src/command/edit.cpp
+++ b/aegisub/src/command/edit.cpp
@@ -875,8 +875,8 @@ struct edit_line_paste_over : public Command {
 
 namespace {
 std::string trim_text(std::string text) {
-	boost::regex start("^( |\t|\\\\[nNh])+");
-	boost::regex end("( |\t|\\\\[nNh])+$");
+	boost::regex start(R"(^( |	|\\[nNh])+)");
+	boost::regex end(R"(( |	|\\[nNh])+$)");
 
 	text = regex_replace(text, start, "", boost::format_first_only);
 	text = regex_replace(text, end, "", boost::format_first_only);
diff --git a/aegisub/src/subtitle_format_microdvd.cpp b/aegisub/src/subtitle_format_microdvd.cpp
index a5468fb67..916b7d4c2 100644
--- a/aegisub/src/subtitle_format_microdvd.cpp
+++ b/aegisub/src/subtitle_format_microdvd.cpp
@@ -67,7 +67,7 @@ std::vector<std::string> MicroDVDSubtitleFormat::GetWriteWildcards() const {
 	return GetReadWildcards();
 }
 
-static const boost::regex line_regex("^[\\{\\[]([0-9]+)[\\}\\]][\\{\\[]([0-9]+)[\\}\\]](.*)$");
+static const boost::regex line_regex(R"(^[\{\[]([0-9]+)[\}\]][\{\[]([0-9]+)[\}\]](.*)$)");
 
 bool MicroDVDSubtitleFormat::CanReadFile(agi::fs::path const& filename, std::string const& encoding) const {
 	// Return false immediately if extension is wrong
diff --git a/aegisub/src/subtitle_format_srt.cpp b/aegisub/src/subtitle_format_srt.cpp
index 768903b22..c1a3206ef 100644
--- a/aegisub/src/subtitle_format_srt.cpp
+++ b/aegisub/src/subtitle_format_srt.cpp
@@ -86,8 +86,8 @@ class SrtTagParser {
 public:
 	SrtTagParser()
 	: tag_matcher("^(.*?)<(/?b|/?i|/?u|/?s|/?font)([^>]*)>(.*)$", boost::regex::icase)
-	, attrib_matcher("^[[:space:]]+(face|size|color)=('[^']*'|\"[^\"]*\"|[^[:space:]]+)", boost::regex::icase)
-	, is_quoted("^(['\"]).*\\1$")
+	, attrib_matcher(R"(^[[:space:]]+(face|size|color)=('[^']*'|"[^"]*"|[^[:space:]]+))", boost::regex::icase)
+	, is_quoted(R"(^(['"]).*\1$)")
 	{
 		tag_name_cases["b"]  = TAG_BOLD_OPEN;
 		tag_name_cases["/b"] = TAG_BOLD_CLOSE;